"The gift of fantasy has meant more to me than my talent for absorbing positive knowledge"

"Knowledge of what is possible is the beginning of happiness"

"The seat of knowledge is in the head, of wisdom, in the heart"

"What we want is to see the child in pursuit of knowledge, and not knowledge in pursuit of the child"

"Never stop learning; knowledge doubles every fourteen months"

"God's gifts put man's best dreams to shame"

"The greatest gift that you can give yourself is a little bit of your own attention"

"Knowledge is knowing that we cannot know"

"Where knowledge ends, religion begins"

"The more extensive a man's knowledge of what has been done, the greater will be his power of knowing what to do"

"Three passions, simple but overwhelmingly strong, have governed my life: the longing for love, the search for knowledge, and unbearable pity for the suffering of mankind"