Plan ahead or find trouble on the doorstep.
There are three unfilial acts: the greatest of these is the failure to produce sons.
A man living without conflicts, as if he never lives at all.
If we don't know life, how can we know death?
Don't worry if people don't recognize your merits; worry that you may not recognize theirs.
If your plan is for one year plant rice. If your plan is for ten years plant trees. If your plan is for one hundred years educate children.