追求幸福不是追逐快乐,而是培养意义。
The secret of change is to focus all of your energy, not on fighting the old, but on building the new.
A person may cause evil to others not only by his actions but by his inaction, and in either case, he is justly accountable to them for the injury.
The best time to plant a tree was 20 years ago; the second best time is now.