科学是无穷尽的。
Each time you reach out to people, bring them a blessing; then they’ll be happy to see you when you bring them a problem.
A person must go through hard work to achieve something.
One of the best rules anybody can learn about investing is to do nothing, absolutely nothing, unless there is something to do... I just wait until there is money lying in the corner, and all I have to do is go over there and pick it up.