我们对宇宙理解的唯一限制是我们的想象力。
The duty of man is the same in respect to his own nature as in respect to the nature of all other things.
世界上充满了自童年起就从未以开放心态面对开放之门的人。
Every moment is a chance to start over.
The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.