Man is a useless passion.

Jean-Paul Sartre
Profession: Philosopher
Nationality: French
Some suggestions for you :
I am not virtuous. Our sons will be if we shed enough blood to give them the right to be.
He is always becoming, and if it were not for the contingency of death, he would never end.
We have to deal with human reality as a being which is what it is not and which is not what it is.