善行本身就是一种幸福的行为。
An act of goodness is of itself an act of happiness.
膨胀宇宙模型表明,宇宙在大爆炸后的最初几分之一秒内呈指数级膨胀。
When you do something best in life, you don’t really want to give that up – and for me it’s tennis.
The only source of knowledge is experience.
Quality is not a fate; it is a choice.
Cheerfulness is the best promoter of health.