I never view mistakes as failures. They are simply opportunities to find out what doesn't work.
Thomas A. EdisonWaste 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.
Thomas A. EdisonI am long on ideas, but short on time. I expect to live to be only about a hundred.
Thomas A. EdisonI have a peculiar theory about radium, and I believe it is the correct one. I believe that there is some mysterious ray pervading the universe that is fluorescing to it. In other words, that all its energy is not self-constructed but that there is a mysterious something in the atmosphere that scientists have not found that is drawing out those infinitesimal atoms and distributing them forcefully and indestructibly.
Thomas A. Edison