The real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
The most important part of teaching is to teach what it is to know.
Man is neither wholly good nor wholly evil, but a mixture of both.
The true revolutionary is guided by great feelings of love.
在人类(和动物)的漫长历史中,那些学会最有效合作和即兴发挥的人才能胜出。
Force has no place where there is need of skill.