Epicurus

The wise man will not be troubled by the fear of failure, for he knows that it is a part of life and an opportunity for growth.

The wise man will not be troubled by the fear of success, for he knows that it is a fleeting thing.

The wise man will not be troubled by the fear of change, for he knows that it is the only constant in life.

The wise man will not be troubled by the fear of the unknown, for he knows that it is an opportunity for discovery.

The wise man will not be troubled by the fear of the future, for he knows that it is not in his power.

The wise man will not be troubled by the fear of the past, for he knows that it cannot be changed.

The wise man will not be troubled by the fear of the present, for he knows that it is all he has.

The wise man will not be troubled by the fear of anything, for he knows that all fear is groundless.

The wise man will not be troubled by the fear of life, for he knows that it is a gift.

The wise man will not be troubled by the fear of death, for he knows that it is the end of all sensation.

The magnitude of pleasure reaches its limit in the removal of all pain. When such pleasure is present, so long as it is uninterrupted, there is no longer any pain of body or mind or both together.

It is not possible to live a pleasant life without living prudently, honorably, and justly, nor to live prudently, honorably, and justly without living pleasantly.

Empty is the argument of the philosopher by which no human suffering is therapeutically treated. For just as there is no profit in medicine if it does not expel the diseases of the body, so there is no profit in philosophy either if it does not expel the suffering of the mind.

It is better to be unfortunate in a reasonable manner than to be fortunate in an unreasonable one.

The pleasure which is produced by the absence of pain is the highest pleasure.

We must laugh and philosophize and manage our households and look after our other affairs, and never cease proclaiming the sayings of the true philosophy.

The beginning and the greatest good is prudence. Therefore prudence is a more precious thing even than philosophy; from it spring all the other virtues.

The things that produce pleasure are not infinite, but finite.

It is impossible for someone to dispel his fears about the most important matters if he does not know the nature of the universe but still suspects something of the stories told in myths. So that it is impossible to enjoy unmixed pleasures without natural science.

The time when we are most in need of pleasure is when we are in pain, for then we are deprived of pleasure.