Keep a level head and phone the Fire Department.

保持冷静，打电话给消防署。

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We should keep a level head when we are in danger.

我们必须在遇到危险的时候保持镇静。

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We should learn to keep a level head in an emergency.

在紧急情况，我们应学会保持头脑冷静。

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Kurt Sutter, creator of FX's motorcycle gang drama "Sons of Anarchy, " which closed out its fourth season this week, says he tries to keep a level head about Twitter spoilers, considering that he's inadvertently spilled some himself.

WSJ: Twitter Spoilers on The Walking Dead and Other Shows