最好的学习方式是通过实践，而不仅仅是听或读。
"The only limit to our realization of tomorrow is our doubts of today."
In the realm of mathematics, every problem is an opportunity to discover something new and profound.
At a restaurant do you order what you know is great， or do you try something new？ Do you make what you know will sell or try something new？ Do you keep dating new folks or try to commit to someone you already met？ The optimal balance for exploring new things vs exploiting them once found is: 1/3. Spend 1/3 of your time on exploring and 2/3 time on deepening. It is harder to devote time to exploring as you age because it seems unproductive， but aim for 1/3.
我们这个时代最大的问题不是共产主义对个人主义，不是欧洲对美国，甚至不是东方对西方；而是人类是否能在没有上帝的情况下生活。
The world is in a constant state of flux. Nothing remains the same from one moment to the next. You can never step into the same river twice.
A city’s architecture should reflect its soul.
True innovation often comes from unexpected directions.
预测未来的最好方法就是创造未来。
学习的最佳方式是教授。
Never underestimate the power of observation—sometimes the smallest detail leads to the biggest discovery.