When you swear, swear seriously and solemnly, but at the same time with a smile, for a smile is the twin sister of seriousness.

No one is more hated than he who speaks the truth.

I would fain grow old learning many things.

Must not all things at the last be swallowed up in death?

It was Plato, according to Sosigenes, who set this as a problem for those concerned with these things, through what suppositions of uniform and ordered movements the appearances concerning the movements of the wandering heavenly bodies could be preserved.

When the mind's eye rests on objects illuminated by truth and reality, it understands and comprehends them, and functions intelligently; but when it turns to the twilight world of change and decay, it can only form opinions, its vision is confused and its beliefs shifting, and it seems to lack intelligence.

I do not live to play, but I play in order that I may live, and return with greater zest to the labors of life.