There is only one thing a philosopher can be relied upon to do, and that is to contradict other philosophers.
I've grown to realize the joy that comes from little victories is preferable to the fun that comes from ease and the pursuit of pleasure.
I must create a system, or be enslaved by another man's.
I was gratified to be able to answer promptly. I said I don't know.
Truly great madness cannot be achieved without significant intelligence.
Read over your compositions, and wherever you meet with a passage which you think is particularly fine, strike it out.
When you make a mistake, don't look back at it long. Take the reason of the thing into your mind and then look forward. Mistakes are lessons of wisdom. The past cannot be changed. The future is yet in your power.
Realize that true happiness lies within you. Waste no time and effort searching for peace and contentment and joy in the world outside. Remember that there is no happiness in having or in getting, but only in giving. Reach out. Share. Smile. Hug. Happiness is a perfume you cannot pour on others without getting a few drops on yourself.
I despise the pleasure of pleasing people that I despise.