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.
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
Busy not yourself in looking forward to the events of to-morrow; but whatever may be those of the days Providence may yet assign you neglect not to turn them to advantage.
I oppose any belief that contradicts experimental evidence as determined by the methods of science. All beliefs not in such contradiction may be considered as faith. Whether faith in a particular belief is beneficial or not is another matter.
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.