The more you buy, the more you save.
买的越多,省的越多。
改变的秘诀是将你所有的精力集中在建设新事物上,而不是与旧事物斗争。
证明是一种用于使他人相信数学陈述为真的工具。
I don't want to be a teacher. I want to be a friend.
The curious paradox is that when I accept myself just as I am, then I can change.
The measure of a company’s success should include its environmental legacy.