Whatever you think matters - doesn't. Follow this rule, and you will add decades to your life. Rodger Rosenblatt As a well spent day brings happy sleep, so life well used brings happy death.
Simplicity is the ultimate sophistication.
Ask counsel of him who rules himself well.
To speak ill of a good person is not truly good, all in all.
Therefore, O students, study mathematics and do not build without foundations.
Black is like a broken vessel, which is deprived of the capacity to contain anything.