Learn to do common things uncommonly well; we must always keep in mind that anything that helps fill the dinner pail is valuable.

If you love something enough, it will reveal itself to you.

One reason I never patent my products is that if I did it would take so much time, I would get nothing else done. But mainly I don't want my discoveries to benefit specific favored persons.

Education is understanding relationships.

My work is that of keeping every operation down (in size) so that the farmer and the man farthest down can get hold of it.

I went to the trash pile at Tuskegee Institute and started my laboratory with bottles, old fruit jars and any other thing I found I could use. ... [The early efforts were] worked out almost wholly on top of my flat topped writing desk and with teacups, glasses, bottles and reagents I made myself.

Start where you are, with what you have. Make something of it and never be satisfied.