The best way to find out if you can trust somebody is to trust them.

My philosophy of life is: smile at life and never give up.

"Matching methods can be a powerful tool when randomization is not possible."

过去总是紧张的，未来则是完美的。

如果你懂得倾听，死者也会开口。

当你倾听最接近问题的人时，才能做出最佳决策。