A wise man proportions his belief to the evidence.
最好的采石场不会留下伤痕,只有负责任的转变。
The best preparation for tomorrow is doing your best today.
Beauty is truth, truth beauty,—that is all ye know on earth, and all ye need to know.
领导力意味着为了更美好的明天而在今天做出艰难的决定。