The most dangerous people are the ignorant. >>
It is not work that kills men; it is worry. Work is healthy; you can h >>
The soul without imagination is what an observatory would be without a >>
A tool is but the extension of a man's hand, and a machine is but a co >>
But lo! men have become the tools of their tools. >>
There is a great satisfaction in building good tools for other people >>
A tool is but the extension of a man's hand, and a machine is but a complex tool. And he that invents a machine augments the power of a man and the well-being of mankind.