People, even more than things, have to be restored, renewed, revived, reclaimed, and redeemed; never throw out anyone.  
"I think the most important thing is to surround yourself with people who push you to be better."
从亚当和夏娃时代到农业发明之前,人类的生存一定是岌岌可危的,因为他无法确保自己的食物供应。
One does not learn computing by using a hand calculator, but one can forget arithmetic.