So let me tell you something, Barack knows what it means when a family struggles.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

' Let me tell you something--there are a whole bunch of hardworking people out there.

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And let me tell you something -- that is what my husband stands for.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

So let me tell you something -- it is time for us to get moving.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

But let me tell you something -- what he saw is that his grandmother never complained.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

But let me tell you something that Barack saw -- a woman that never complained.

WHITEHOUSE: REMARKS BY THE FIRST LADY AT A CAMPAIGN EVENT

"Yeah, mon, let me tell you something 'bout me, " Marley said during a visit to Philadelphia in 1979.

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It sounds like you all are ready to go. (Applause.) And let me tell you something.

WHITEHOUSE: REMARKS BY THE PRESIDENT AND FIRST LADY AT A CAMPAIGN EVENT

And let me tell you something, this journey is going to be hard.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

"Let me tell you something, if you think '97 was bad, " he said.

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But let me tell you something, it requires patience and persistence and tenacity.

WHITEHOUSE: The White House

But let me tell you something -- I know we will get there.

WHITEHOUSE: The White House

But let me tell you something -- your President is nowhere near satisfied.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

And let me tell you something, that is what I think about every night when I put my girls to bed.

WHITEHOUSE: Remarks by the First Lady at Campaign Event

But let me tell you something, Barack Obama cannot do this alone.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

But let me tell you something -- when we hear folks say that somehow this nation is in decline, they are dead wrong.

WHITEHOUSE: Remarks by the President at a Campaign Event -- Las Vegas, NV

And let me tell you something -- I have seen how those values, those very values, are so critical for leading this country.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

So let me tell you something about when we first met.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event -- Reno, NV

And let me tell you something -- every night I think about this when I look my girls into the eye and I put them to bed.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

Let me tell you something, in the end, what I have learned is that it all boils down to who you are and what you stand for.

WHITEHOUSE: REMARKS BY THE FIRST LADY AT A CAMPAIGN EVENT

"Let me tell you something that I learned when I fought in Vietnam: Listen to the troops and give the troops the equipment that they need, " Kerry said.

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Let me tell you something -- I want insourcing, not outsourcing. (Applause.) I want to stop giving tax breaks to companies that are shipping jobs overseas.

WHITEHOUSE: The White House

And let me tell you something about being First Lady.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

But let me tell you something -- no matter what folks are going through, no matter what challenges they face, they just keep on working, keep on sacrificing.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

But let me tell you something, your President was determined.

WHITEHOUSE: REMARKS BY THE FIRST LADY AT A CAMPAIGN EVENT

And let me tell you something, since the day he took office, on issue after issue, crisis after crisis, that is exactly what we have seen in my husband.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event -- Seattle, WA

MRS. OBAMA: Well, let me tell you something.

WHITEHOUSE: Let's Move Rally in Jackson, Mississippi

Let me tell you something, we tried that.

WHITEHOUSE: Remarks by the President at a Campaign Event -- Las Vegas, NV

"Let me tell you something, " he said.

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Well, let me tell you something, Virginia.

WHITEHOUSE: REMARKS BY THE PRESIDENT AND FIRST LADY AT A CAMPAIGN EVENT