The most profound ideas in mathematics often arise from the simplest observations.
数学中最深刻的思想往往源于最简单的观察。
"To be hopeful in bad times is not just foolishly romantic. It is based on the fact that human history is a history not only of cruelty, but also of compassion, sacrifice, courage, kindness."
The beauty of biology lies in its ability to explain the diversity of life through simple principles.
In the exploration of science, we must not only ask why but also why not.