I must reject fluids and ethers of all kinds, magnetical, electrical, and universal, to whatever quintessential thinness they may be treble distilled, and as it were super-substantiated.
Any who may wish to profit himself alone from the knowledge given him, rather than serve others through the knowledge he has gained from learning, is betraying knowledge and rendering it worthless
We are always more anxious to be distinguished for a talent which we do not possess, than to be praised for the fifteen which we do possess. Sometimes we are too close to the scene, to see clearly. We "know" ourselves so well that we cannot see how we are perceived by others. Our opinion of ourselves is only "one" opinion and it may not be the truth.
Truly speaking, it is not instruction, but provocation, that I can receive from another soul. What he announces, I must find true in me, or reject; and on his word, or as his second, be he who he may, I can accept nothing.
Thought cannot conceive of anything that may not be brought to expression. He who first uttered it may be only the suggester, but the doer will appear.