The key to successful trading is to know when to buy and when to sell.
学习新编程语言的最好方法是用它编写程序。
太阳,尽管有那么多行星围绕它并依赖它,仍然能够成熟一串葡萄,仿佛它在宇宙中没有其他事情可做。
Believe in yourself and all that you are.
The farmer is the cornerstone of our civilization.