每个实验都会破坏其开始时的某些条件。
气候变化是全球森林面临的最大威胁，但也是我们创新的最大机会。
When one is in love, one always begins by deceiving one's self, and one always ends by deceiving others. That is what would calls a romance.
The best way to cheer yourself up is to try to cheer somebody else up.
Having less is more; contentment leads to happiness.
The story you believe is the one that will control you.