There was another life that I might have had, but I am having this one.
Science thrives in an environment of openness and collaboration.
我不会把任何比赛视为理所当然。
Randomized evaluations can help us understand what works and what doesn't in development.
Never underestimate the power of incremental improvements.
The secret of getting ahead is getting started.
What we have to do is find a way to celebrate our diversity and debate our differences without fracturing our communities.