Optimism is a learned skill. Once you learn it, you can improve your life in every way.
乐观是一种可以学习的技能。一旦你学会了它,你就能在各个方面改善你的生活。
你能创造的最有价值的东西就是错误——你无法从完美中学到任何东西。
The Erdős discrepancy problem fascinated me because it was so simple to state yet so deep in its implications.
The most successful companies are those that solve real problems for real people.