The three things that are most essential to achievement are common sense, hard work and stick-to-it-iv-ness.

Waste is worse than loss. The time is coming when every person who lays claim to ability will keep the question of waste before him constantly. The scope of thrift is limitless.

One might think that the money value of an invention constitutes its reward to the man who loves his work. But... I continue to find my greatest pleasure, and so my reward, in the work that precedes what the world calls success.

People are not remembered by how few times they fail, but by how often they succeed. Every wrong step is another step forward

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

Sticking to it is the genius.

It has been just so in all my inventions. The first step is an intuition-and comes with a burst, then difficulties arise. This thing that gives out and then that-"Bugs"as such little faults and difficulties are called show themselves and months of anxious watching, study and labor are requisite before commercial success-or failure-is certainly reached.