Existence precedes essence.
Desire is the essence of a man.
The essence of my optimism is constructive pessimism.
The essence of all beautiful art, all great art, is gratitude.
Nature hides her secret because of her essential loftiness, but not by means of ruse.
Essence is expressed in grammar.
The energy of the mind is the essence of life.
The essence of philosophy is that a man should so live that his happiness shall depend as little as possible on external things.