人生的大悲剧不是死亡,而是停止去爱。
The great tragedy of life is not that men perish, but that they cease to love.
永远不要低估渐进式改进的力量。
The architecture of a system determines its behavior more than the content of its knowledge.
信贷市场的歧视让穷人支付更高的利息。
We are all experiments in progress.