In poverty and other misfortunes of life, true friends are a sure refuge. The young they keep out of mischief; to the old they are a comfort and aid in their weakness, and those in the prime of life they incite to noble deeds.

Aristotle
Profession: Philosopher
Nationality: Greek
Some suggestions for you :
To be conscious that we are perceiving or thinking is to be conscious of our own existence.
In the arena of human life the honours and rewards fall to those who show their good qualities.
To seek for utility everywhere is entirely unsuited to men that are great-souled and free.
There is only one way to avoid criticism: Do nothing, say nothing, and be nothing.
We should behave to our friends as we would wish our friends to behave to us.