Bertone said the funeral was a "precious moment" to understand the meaning of life and death.

CNN: Thousands mourn Italian quake victims

"Facebook likes have a meaning that we can use to understand the psychology behind what people do, " says David Stillwell, a co-author of the study.

CNN: Heather Kelly,

Specifically, 51 percent of parents did not understand that a child in the 10th percentile for height (meaning they are shorter than most of their peers) and 90th percentile for weight (meaning they weigh more than most of their peers) was overweight.

CNN: Parents clueless when it comes to kids' growth charts

Watson has also gotten much smarter over the past year: For one, it's a much better conversationalist, with the ability to understand intent and meaning in language, as well as produce more realistic sounding speech.

ENGADGET: ICYMI: Best VR Ride, Screen Buttons That Re-Form and More

You can be grateful that you are capable of fixing a meal or attending one, and that you can think and understand the meaning of this occasion.

FORBES: Anyone Feeling The Holiday Blues?

Using the same techniques, Roitblat says, a computer can be made to understand words and phrases that can have more than one meaning.

FORBES: DolphinSearch's KnowledgeBox Trawls Networks

As a consequence, the meaning of the negative experience is constrained, and people understand that when bad things happen, it's not just them, they are not alone, and that it's something that passes.

CNN: The importance of belonging