Only one who devotes himself to a cause with his whole strength and soul can be a true master. For this reason mastery demands all of a person.
Only a life lived for others is a life worthwhile.
One strength of the communist system of the East is that it has some of the character of a religion and inspires the emotions of a religion.
One may say the eternal mystery of the world is its comprehensibility.
Isn't it strange that I who have written only unpopular books should be such a popular fellow?
The hardest thing to understand in the world is the income tax.
The devil has put a penalty on all things we enjoy in life. Either we suffer in health or we suffer in soul or we get fat.
The difference between stupidity and genius is that genius has its limits.
The distinction between the past, present and future is only a stubbornly persistent illusion.
The environment is everything that isn't me.
The fear of death is the most unjustified of all fears, for there's no risk of accident for someone who's dead.
Reality is merely an illusion, albeit a very persistent one.
The grand aim of all science is to cover the greatest number of empirical facts by logical deduction from the smallest number of hypotheses or axioms.
Perfection of means and confusion of ends seem to characterize our age.
The high destiny of the individual is to serve rather than to rule.