Youth Doesn't Take Advice.

To Do Much Clear Thinking A Person Must Arrange For Regular Periods Of Solitude When They Can Concentrate And Indulge The Imagination Without Distraction.

Two Per Cent. Is Genius, And Ninety-eight Per Cent. Is Hard Work.

The Only Thing I Use My Body For Is To Carry My Brain Around.

The Brain Can Be Developed Just The Same As The Muscles Can Be Developed, If On Will Only Take The Pains To Train The Mind To Think.

Perhaps Dandruff Is The Excreta Of The Mind — The Quantity Of This Material Being Directly Proportional To The Amount Of Reading One Indulges In. A Book On German Metaphysics Would Thus Easily Ruin A Dress Suit.