That strength or firmness of mind which enables a person to encounter danger with coolness and courage, or to bear pain or adversity without murmuring, depression, or despondency; passive courage; resolute endurance; firmness in confronting or bearing up against danger or enduring trouble.
Character contributes to beauty. It fortifies a woman as her youth fades. A mode of conduct, a standard of courage, discipline, fortitude, and integrity can do a great deal to make a woman beautiful. Jacqueline Bisset
I know of no higher fortitude than stubborness in the face of overwhelming odds. Louis Nizer
Fortitude is the marshal of thought, the armor of the will, and the fort of reason. Francis Bacon
Man is a competitive creature, and the seeds of conflict are built deep into our genes. We fought each other on the savannah and only survived against great odds by organising ourselves into groups which would have had a common purpose, giving morale and fortitude. Robert Winston
When you're a liar, a person of low moral fortitude, really any explanation you need to be true can be true. Especially if you're smart enough. You can figure out a way to justify anything. Samuel Witwer