There are no objects whose existence is indubitable.
没有任何对象的存在是不容置疑的。
马跑不起来都是因为太瘦；人不能扬眉吐气就是因为贫穷。
在统计工作中，必须为正确的目的使用正确的数学工具。
A great truth is a truth whose opposite is also a great truth.
Real energy solutions come from real energy sources.
The study of mathematics is the indispensable basis for all intellectual and spiritual progress.
I’ve always been a night owl. The night time is the right time.
If we kill off the wild, then we are killing a part of our souls.
True leadership means making tough decisions today for a better tomorrow.
"What I need is the dandelion in the spring. The bright yellow that means rebirth instead of destruction. The promise that life can go on, no matter how bad our losses. That it can be good again."