We live through myriads of seconds, yet it is always one, just one, that casts our entire inner world into turmoil, the second when (as Stendhal has described it) the internal inflorescence, already steeped in every kind of fluid, condenses and crystallizes—a magical second, like the moment of generation, and like that moment concealed in the warm interior of the individual life, invisible, untouchable, beyond the reach of feeling, a secret experienced alone. No algebra of the mind can calculate it, no alchemy of premonition divine it, and it can seldom perceive itself.

I had learned and written too much history not to know that the great masses always and at once respond to the force of gravity in the direction of the powers that be. I knew that the same voices which yelled "Heil Schuschnigg" today would thunder "Heil Hitler" tomorrow.

Decisive inventions and discoveries always are initiated by an intellectual or moral stimulus as their actual motivating force, but, usually, the final impetus to human action is given by material impulses ... merchants stood as a driving force behind the heroes of the age of discovery; this first heroic impulse to conquer the world emanated from very mortal forces

Truth to tell, we are all criminals if we remain silent.

One only makes books in order to keep in touch with one's fellows after one has ceased to breath, and thus to defend oneself against the inexorable fate of all that lives - transitoriness and oblivion.

Immanuel Kant lived with knowledge as with his lawfully wedded wife, slept with it in the same intellectual bed for forty years and begot an entire German race of philosophical systems.

When it looks at great accomplishments, the world, bent on simplifying its images, likes best to look at the dramatic, picturesquemoments experienced by its heroes.... But the no less creative years of preparation remain in the shadow.