我这一代人最伟大的发现是人类可以通过改变态度来改变生活。
You can't let your failures define you. You have to let your failures teach you.
科学不是神学的婢女;重点不是用科学证明宗教教条,而是理解世界的本来面目。
The only real failure in life is not to be true to the best one knows.
办一件事都不能善始善终,就不要做很多事。