种一棵树最好的时间是二十年前，其次是现在。
The best time to plant a tree was twenty years ago. The second best time is now.
解释：如果自己都不尊重自己，那么危险和侮辱就会接踵而至。
I don't think you should ever regret anything. Everything happens for a reason.
人最珍贵的是生命，生命最珍贵的是道。
The past is never dead. It's not even past.