Nothing is more deadly to ...

Nothing is more deadly to achievement than the belief that effort will not be rewarded, that the world is a bleak and discriminatory place in which only the predatory and the specially preferred can get ahead.
Nothing is more deadly to achievement than the belief that effort will not be rewarded, that the world is a bleak and discriminatory place in which only the predatory and the specially preferred can get ahead.
 George Gilder

More phrases

Being self-made is a state of mind, and once you put that mentality to work, your success will come.
 Dave East
A lot of people change for good. Some people just fall off. Just trying to progress in anything, no matter what you're doing, I feel like any progression you make... some people aren't gonna be around you that were around you.
 Dave East
There are no secrets to success. It is the result of preparation, hard work, and learning from failure.
You have to have the service mentality in the sense that you subjugate your own ego, and you subjugate a large part of your own life to really helping other people, being successful on their behalf.
 Herb Kelleher
Success consists of going from failure to failure without loss of enthusiasm.

Quotes from the same author

Capitalists are motivated not chiefly by the desire to consume wealth or indulge their appetites, but by the freedom and power to consummate their entrepreneurial ideas.
 George Gilder
Like the Pentagon, our social science often reduces all phenomena to dollars and body counts. Sexuality, family unity, kinship, masculine solidarity, maternity, motivation, nurturing, all the rituals of personal identity and development, all the bonds of community, seem "sexist," "superstitious," "mystical," "inefficient," "discriminatory." And, of course, they are -- and they are also indispensable to a civilized society.
 George Gilder
A fundamental principle of information theory is that you can’t guarantee outcomes… in order for an experiment to yield knowledge, it has to be able to fail. If you have guaranteed experiments, you have zero knowledge
 George Gilder
This is what sexual liberation chiefly accomplishes-it liberates young women to pursue married men.
 George Gilder
Surely women's liberation is a most unpromising panacea. But the movement is working politically, because our sexuality is so confused, our masculinity so uncertain, and our families so beleaguered that no one knows what they are for or how they are sustained.
 George Gilder