Atheism: It seeks to replace in itself the moral power of religion, in order to appease the spiritual thirst of parched humanity and save it; not by Christ, but by force.

By the experience of active love. Strive to love your neighbour actively and indefatigably. In as far as you advance in love you will grow surer of the reality of God and of the immortality of your soul. If you attain to perfect self-forgetfulness in the love of your neighbour, then you will believe without doubt, and no doubt can possibly enter your soul. This has been tried. This is certain.

My life is ending, I know that well, but every day that is left me I feel how my earthly life is in touch with a new infinite, unknown, but approaching life, the nearness of which sets my soul quivering with rapture, my mind glowing and my heart weeping with joy.

For I love the empress of my soul. I love and I cannot but love. You yourself see the whole of me. I shall fly to her, fall down before her: you were right to walk past me.. farewell and forget your victim, never trouble yourself more!

Man is a mystery. It needs to be unravelled, and if you spend your whole life unravelling it, don't say that you've wasted time. I am studying that mystery because I want to be a human being.

Man is a pliable animal, a being who gets accustomed to everything!

The whole work of man really seems to consist in nothing but proving to himself every minute that he is a man and not a piano key.