如果你想改变世界，先从改变思维方式开始。
If you want to change the world, start by changing the way you think.
The more one judges, the less one loves.
The only way to avoid mistakes is to have no new ideas.
缺乏一个强大的国家对自由的威胁比存在一个强大的国家更大。
You can’t go back and change the beginning, but you can start where you are and change the ending.
The older I get， the more wisdom I find in the ancient rule of taking first things first—a process which often reduces the most complex human problem to a manageable proportion.
Never spend your money before you have it.