No man is free who is a slave ...

No man is free who is a slave to the flesh.
No man is free who is a slave to the flesh.

More phrases

All the great things are simple, and many can be expressed in a single word: freedom, justice, honor, duty, mercy, hope.
I know but one freedom and that is the freedom of the mind.
 Antoine de Saint-Exupéry
Freedom is not worth having if it does not connote freedom to err.
The amount of happiness that you have depends on the amount of freedom you have in your heart.
 Thích Nhất Hạnh
Without freedom of thought, there can be no such thing as wisdom - and no such thing as public liberty without freedom of speech.

Quotes from the same author

If one does not know to which port one is sailing, no wind is favorable.
One of the most beautiful qualities of true friendship is to understand and to be understood.
Luck is what happens when preparation meets opportunity.
The conditions of conquest are always easy. We have but to toil awhile, endure awhile, believe always, and never turn back.
Begin at once to live and count each separate day as a separate life.