I was at the foot of my class.

Sticking to it is the genius.

Anything that won't sell, I don't want to invent. Its sale is proof of utility, and utility is success.

I am so deaf I am debarred from hearing all the time articulation and have to depend on the judgment of others.

If there is a better solution... find it.

Everyone steals in commerce and industry. I've stolen a lot, myself. But I know how to steal! They don't know how to steal!

I've realized that most of my best ideas have followed a good night's sleep.