"How do I produce the effects which I obtain from the piano? … In answer I would say I produce them by listening, crit…"

"Backhaus was a wonderful pianist, not really representative of the German style. About him I can speak with real enth…"

"Ist der weibliche Schwachsinn nicht nur vorhanden, sondern auch nothwendig, er ist nicht nur ein physiologisches Fact…"

"Persons, who have a decided mathematical talent, constitute, as it were, a favored class. They bear the same relation…"

"It is with mathematics not otherwise than it is with music, painting or poetry. Anyone can become a lawyer, doctor or…"

"Without a medical evaluation you cannot understand anybody. It is intolerable to see men and their actions judged by …"

"You must be true to yourself. Strong enough to be true to yourself. Brave enough to be strong enough to be true to yo…"

"So often I have said in the past, when a war is over, the statesmen should not go into conference one with another, b…"

"the more violent the boy, the more I see that he creates, and when he kicks the others with his big boots, treads on …"

"Israel’s actions are fundamentally at odds with the values that Eurovision claims to uphold — peace, unity, and respe…"