爱情不是终日彼此对视,爱情是共同瞭望远方,相伴而行。
永远不要低估一个相信共同愿景的团队的力量。
The center of our galaxy is a fascinating place where extreme physics takes place, and it's a privilege to study it.
Actions are right in proportion as they tend to promote happiness; wrong as they tend to produce the reverse of happiness.