That which draws us by its mystical force; what every created thing, even the very stones, feels with absolute certainty as the center of its being... is the force of love. Christians call this "eternal blessedness." It is a necessity of man for growth and joy.

Never let oneself be guided by the opinion of one's contemporaries. Continue steadfastly on one's way.

I am thrice homeless, as a native of Bohemia in Austria, as an Austrian among Germans, and as a Jew throughout the world. Everywhere an intruder, never welcomed.

Discipline, work. Work, discipline.

Fortunately, something always remains to be harvested. So let us not be idle.

I am hitting my head against the walls, but the walls are giving way.

I live like a Hottentot. I cannot exchange one sensible word with anyone.