A good teacher must be able to put himself in the place of those who find learning hard.
一个好老师必须能够设身处地为那些觉得学习困难的人着想。
We are at a unique stage in our history. Never before have we had such an awareness of what we are doing to the planet, and never before have we had the power to do something about it.
Life is a song, love is the music.
Understanding the genetic code has opened up new avenues for medical research and biotechnology.
True freedom comes from the liberation of the soul.
The function of art is to make the invisible visible.