It's not enough merely to exist. Every man has to seek in his own way to make his own self more noble and to relize his own true worth.

Your life is something opaque, not transparent, as long as you look at it in an ordinary human way. But if you hold it up against the light of God's goodness, it shines and turns transparent, radiant and bright. And then you ask yourself in amazement: Is this really my own life I see before me?

Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

In case my life should end with the cannibals, I hope they will write on my tombstone, 'We have eaten Dr. Schweitzer. He was good to the end.'

The study of the Life of Jesus has had a curious history. It set out in quest of the historical Jesus, believing that when it had found Him it could bring Him straight into our time as a Teacher and Saviour. ... But He does not stay; He passes by our time and returns to His own... He returned to His own time, not owing to the application of any historical ingenuity, but by the same inevitable necessity by which the liberated pendulum returns to its original position.

There is much coldness among men because we do not dare to be as cordial as we really are.

The fellowship of those who bear the mark of pain: who are the members of this Fellowship? Those who have learnt by experience what physical pain and bodily anguish mean, belong together all the world over; they are united by a secret bond.