The warped side of the universe—black holes, wormholes, singularities, and time warps—is where the action is.
宇宙的扭曲面——黑洞、虫洞、奇点和时间扭曲——才是真正的精彩所在。
"You can't go back and change the beginning, but you can start where you are and change the ending."
你无法回到过去改变开头，但你可以从现在开始改变结局。
The best decisions are made when data meets experience.
Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.
The Web as I envisaged it, we have not seen it yet. The future is still so much bigger than the past.