“Pure truth cannot be assimilated by the crowd it must be communicated by contagion. ”

“Work while you have the light. You are responsible for the talent that has been entrusted to you.”

“He who asks of life nothing but the improvement of his own nature... is less liable than anyone else to miss and waste life.”

“Society lives by faith, and develops by science.”

“It is by teaching that we teach ourselves, by relating that we observe, by affirming that we examine, by showing that we look, by writing that we think, by pumping that we draw water into the well.”

“To know how to suggest is the great art of teaching. To attain it we must be able to guess what will interest; we must learn to read the childish soul as we might a piece of music. Then, by simply ...”

“Men of lofty genius when they are doing the least work are most active.”

“Neither a lofty degree of intelligence nor imagination nor both together go to the making of genius. Love, love, love, that is the soul of genius.”

“There's a fine line between genius and insanity. I have erased this line.”