“Equally striking is the fact that racial anti-Semitism was not taken seriously even by the great majority of Nazis. ‘It is just a catchword to attract voters’ was a standing phrase which everybody repeated and believed, and that I took it seriously was more than once regarded as definite proof of my stupidity and gullibility.”

“It is striking how much more seriously we are likely to be taken after we have been dead a few centuries.”

“Seriousness is no more a guarantee of truth, insight, authenticity or probity, than humour is a guarantee of superficiality and stupidity.”

“My worst mistake was the stupid suburban prejudice of anti-Semitism, all along.”

“She can only believe I am serious in her own fashion of being serious: as an antic sort of seriousness, which is not seriousness at all but despair masquerading as seriousness.”

“[The media] never takes [Trump] seriously, but it always takes him literally. I think a lot of the voters who vote for Trump take Trump seriously, but not literally.”

“While awaiting sentencing, I decided to give stand-up comedy a shot. The judge had suggested I get my act together, and I took him seriously.”

“When I started writing seriously, I made the major discovery of my life — that I am right and everybody else is wrong if they disagree with me. What a great thing to learn: Don't listen to anyone else, and always go your own way.”

“I believe in equality. Equality for everybody. No matter how stupid they are or how superior I am to them.”

“In the Vienna of the First Republic a tendency to anti-semtism was particularly marked in the years of economic upheaval, between 1921 and 1923... At the time organized anti-semitism was definitely led by the newly-formed National-Socialist movement, which stressed the racial and "völkisch" aspects and linked the problem with the Anschluss movement.”