More quotes by Friedrich Nietzsche

"He who has a why to live can bear almost any how."
"The man of knowledge must be able not only to love his enemies but also to hate his friends."
"He who would learn to fly one day must first learn to walk and run and climb and dance; one cannot fly into flying."
"Convictions are more dangerous foes of truth than lies."
"Love is blind; friendship closes its eyes."