学得越多，就越意识到自己知道的有多少。
The more you learn, the more you realize how little you know.
我自出生就有被爱的需求，而且还有个更强烈的需求——给予爱。
The less secure a man is, the more likely he is to have extreme prejudice.
The secret of joy in work is contained in one word - excellence. To know how to do something well is to enjoy it.
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
解释：一天放过敌人，会留下长期的祸害。