The only thing that is truly important is the legacy you leave behind.
The great challenge of our time is to build institutions that can manage the complexity of modern societies.
幸福婚姻和痛苦婚姻的区别...在于大约十个持续的愚蠢或善良行为,取决于方向。
宇宙是一个巨大的地方,也许是最大的。
I don’t need a reason to be strong.