It is the abiding faith of mortals that mortality is a temporary condition.
Know thyself, or at least keep renewing the acquaintance.
There are more martyrs to nonsense than truth, truth preferring missionaries.
The advantage of growing up with siblings is that you become very good at fractions.
In the end you regret less the things you believed that weren't true than the things that never came true because you didn't believe.
The average teacher explains complexity; the gifted teacher reveals simplicity.