在市场设计中,简洁往往能带来更好的结果。
Randomized evaluations can help us understand what works and what doesn't in development.
"In the quantum world, information can exist in multiple states simultaneously - this is both our greatest challenge and our greatest opportunity."
每个孩子都应该在他们读的故事中看到自己。
"The human heart is a mystery, even to itself."