Sleep is no servant of the will; it has caprices of its own; when courted most, it lingers still; when most pursued, 'tis swiftly gone.
First be sure a thing is wanted or needed, then go ahead.
I never perfected an invention that I did not think about in terms of the service it might give others. . . I find out what the world needs, then I proceed to invent.
When you have exhausted all possibilities, remember this - you haven't.
The secret of success is focus of purpose.
The value of an idea lies in the using of it.
Success depends on how many experiments you can fit into 24 hours
We are not meant to know the time or the nature of our deaths (for all of us secretly hope that we may be immortal).
I am not dead yet! I can still call forth a piece of soul and set it down in color, fixed forever.
The goal has never been to always succeed. The goal is to be allowed to keep initiating.
Domination is not that solid and global kind of domination that one person exercises over others, or one group over another, but the manifold forms of domination that can be exercised within society.