I think there's a lot of people who right now are worried that people are going down frivolous paths, like inventing new social networks or new games, instead of inventing the cures for cancer or fundamental technologies that will change the world.

Someone will write a resolution that says, 'I want to exercise more,' or 'I want to lose 15 pounds' - which is great, that's a great goal to have - but every study tells us that if you pose things in abstract, goal-related terms, it's much less likely that you will accomplish it than if you structure it as an actual activity.

Every habit is made of three parts... a cue, a routine and a habit. Most people focus on the routine and behavior, but these cues and rewards are really the way you make something into a habit.

Charles Duhigg Quotes