Some of the most rewarding times my brothers and I have are when all of us get together, and we can see what we've been building genetically and culturally.

The best thing about science is that hard, empirical answers are always there if you look hard enough. The best thing about religion is that the very absence of that certainty is what requires - and gives rise to - deep feelings of faith.

Indeed, the best way to think of willpower is not as some shapeless behavioral trait but as a sort of psychic muscle, one that can atrophy or grow stronger depending on how it's used.

Jeffrey Kluger Quotes