Measure what is measurable, and make measurable what is not so.
测量可测量的,并使不可测量的成为可测量的。
我经常锻炼。只是昨天我是在床上吃的早饭。
人生是一系列的选择,而最难的那些才是最重要的。
You must do the things you think you cannot do.
The trouble with most people is that they think with their hopes or fears or wishes rather than with their minds.
普鲁士是从加农炮炮弹里孵出来的。