We must limit to a reasonable amount the Jewish influence...Whenever the Jewish percentage of total population becomes too high, a reaction seems to invariably occur. It is too bad because a few Jews of the right type are, I believe, an asset to any country.

I don't believe in taking unnecessary risks, but a life without risk isn't worth living.

Living in dreams of yesterday, we find ourselves still dreaming of impossible future conquests.

Man is a mixture of desires that extend beyond his knowledge and often result in action conflicting with rationality.

I realized that the future of aviation, to which I had devoted so much of my life, depended less on the perfection of aircraft than on preserving the epoch-evolved environment of life, and that this was true of all technological progress.

When I watch species other than my own, their instinct's wisdom is what most impresses and disturbs me.

It may be interesting to note how many statesmen there are who believe that the cost of living can be reduced by making the people of other countries help to feed and clothe us.