More quotes by Albert Schweitzer

"Life becomes harder for us when we live for others, but it also becomes richer and happier."
"At times our own light goes out and is rekindled by a spark from another person. Each of us has cause to think with deep gratitude of those who have lighted the flame within us."
"Man is a clever animal who behaves like an imbecile."
"In everyone's life, at some time, our inner fire goes out. It is then burst into flame by an encounter with another human being. We should all be thankful for those people who rekindle the inner spirit."
"Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful."