“Life always involves some logic in its manifestations, and logic, as a rule, excludes the versatility of life from its considerations.”

“Hundreds of wise men cannot make the world a heaven, but one idiot is enough to turn it into a hell.”

“Intelligence seeks reasons behind things. Wisdom looks for things behind reasons.”

“Truth is what reconciles thought and experience.”

“The biggest challenge for human mind is human mind.”

“A mind can be empty of thoughts but a heart cannot be void of feelings.”

“What we have forgotten is that thoughts and words are conventions, and that it is fatal to take conventions too seriously. A convention is a social convenience, as, for example, money ... but it is...”

“Above all we have to go beyond words and images and concepts. No imaginative vision or conceptual framework is adequate to the great reality.”

“However expressive, symbols can never be the things they stand for.”

“Should we not be concerned as to whether this fear of error is not just the error itself?”

“An error does not become truth by reason of multiplied propagation, nor does the truth become error because nobody will see it. 1924-1926)”

“The scientific spirit is of more value than its products, and irrationally held truths may be more harmful than reasoned errors.”

“I feel like every project I work on is a dream project, so long as I am learning.”

“Love, too, has to be learned.”

“Every pain is a lesson.”