Laughter is a mechanism to bond large groups.
No matter what happens in life, be good to people. Being good to people is a wonderful legacy to leave behind.
如果你看得足够久,平凡就会变得非凡。
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。
A good mathematician is always ready to generalize.
需要教导男孩,真正的力量不是支配,而是善良和尊重。
Beauty is the only thing that time cannot harm.