He who has a Why can endure any How.

if we possess a why of life we can put up with almost any how.

Those who have a 'why' to live, can bear with almost any 'how'.

He who has a why to live for can bear almost any how.

He who has a why to live for can bear almost any how.

He who has a why to live for can bear almost any how.

If you know the why, you can live any how.

Man, the rational animal, can put up with anything except what seems to him irrational; whatever is rational is tolerable.

"A man who becomes conscious of the responsibility he bears toward a human being who affectionately waits for him, or to an unfinished work, will never be able to throw away his life. He knows the "why" for his existence, and will be able to bear almost any "how"."

If you have a good “why” to live for, no “how” will stop you.

He that is willing to tolerate any religion, or discrepant way of religion, besides his own, unless it be in matters merely indifferent, either doubts of his own, or is not sincere in it.

As Nietzsche put it, if you have a why to live, you can bear almost any how. A meaningful life can be extremely satisfying even in the midst of hardship, whereas a meaningless life is a terrible ordeal no matter how comfortable it is.

Nothing happens to anyone that he can't endure. (Hays translation)

Those who merely tolerate fail to acknowledge the full dignity and humanity of others, including enemies. Tolerance is in fact the concession of something that some who consider themselves superiors grant to some they consider inferiors, out of their graciousness or, worse, their haughtiness. When simply tolerated, people do not have an inherent right to exist because they are human beings: they enjoy existence only because someone else recognizes and permits it.