教师必须具有健康的体魄，农人的身手，科学的头脑，艺术的兴味，改革社会的精神。
A teacher must have a healthy body, the skills of a farmer, the mind of a scientist, the interest in art, and the spirit of social reform.
Consciousness is the theater where the drama of adaptation is played out.
Innovation is seeing what everybody has seen and thinking what nobody has thought.
你读得越多，知道的事情就越多。你学得越多，能去的地方就越多。
在物理学中，近似的艺术往往比精确解更重要。
Your 20s are the perfect time to do a few things that are unusual， weird， bold， risky， unexplainable， crazy， unprofitable， and look nothing like "success". For the rest of your life， these experiences will serve as your muse
孔子说：“温习旧知识时，能有新收获，就可以做老师了。”
The flesh is sad, alas, and I have read all the books.