The ability to associate depends, in turn, on the degree to which communities share norms and values and are able to subordinate individual interests to those of larger groups.

The best thing about success is knowing that your work has paid off.

挑战在于将平凡变得非凡。

The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.

最大的回报不是奖牌或纪录，而是旅程本身。