A wise man said: before you speak, let your words pass through three gates. At the first gate, ask yourself, "Is it true?" At the second gate, ask "Is it necessary?" At the third gate, ask, "Is it kind?"
一位智者曾说:在你说话之前,让你的话经过三道门。在第一道门,问自己,“这是真的吗?”在第二道门,问,“这是必要的吗?”在第三道门,问,“这是善意的吗?”
We are all born with a certain degree of talent. What we do with it is up to us.
Science is simply common sense at its best—that is, rigidly accurate in observation, and merciless to fallacy in logic.  
The history of life is a story of endless experimentation.
The market is always looking for the next big thing.