No citizen has a right to be an amateur in the matter of physical training... what a disgrace it is for a man to grow old without ever seeing the beauty and strength of which his body is capable.

My friend...care for your psyche...know thyself, for once we know ourselves, we may learn how to care for ourselves

Do not grieve over someone who changes all of the sudden. It might be that he has given up acting and returned to his true self.

The first key to greatness is to be in reality what we appear to be.

I swear it upon Zeus an outstanding runner cannot be the equal of an average wrestler.

To use words and phrases in an easygoing manner without scrutinizing them too curiously is not in general a mark of ill-breeding. On the contrary, there is something low-bred in being too precise. But sometimes there is no help for it

...one thing I am ready to fight for as long as I can, in word and act: that is, that we shall be better, braver and more active men if we believe it right to look for what we don't know than if we believe there is no point in looking because what we don't know we can never discover.