The beauty of biology lies in its ability to explain the diversity of life through simple principles.
真相很少是纯粹的，也从不简单。
The key to successful investing is to have a clear understanding of the market, the risks involved, a disciplined approach, a long-term perspective, and a strong understanding of the fundamentals.
How far you go in life depends on your being tender with the young, compassionate with the aged, sympathetic with the striving and tolerant of the weak and strong. Because someday in your life you will have been all of these.
国际政治是一项残酷而危险的业务，期望国家按照道德原则行事是愚蠢的。
The key to success is to focus on goals, not obstacles.