Success is not measured by what you accomplish, but by the opposition you have encountered, and the courage with which you have maintained the struggle against overwhelming odds.
Biodiversity can't be maintained by protecting a few species in a zoo, or by preserving greenbelts or national parks. To function properly, nature needs more room than that. It can maintain itself, however, without human expense, without zookeepers, park rangers, foresters or gene banks. All it needs is to be left alone.
Success is achieved and maintained by those who try and keep trying.
I force people to have coffee with me, just because I don't trust that a friendship can be maintained without any other senses besides a computer or cellphone screen.
Exercise is done against one's wishes and maintained only because the alternative is worse.
The most fearless hearts, the audacious dreamers, have always maintained a sense of optimism that often flies in the face of the available evidence.
A large part of the present anxiety to improve the education of girls and women is also due to the conviction that the political disabilities of women will not be maintained.
The sciences are being held back by assumptions that have hardened into dogmas, maintained by powerful taboos. I believe that the sciences will be regenerated when they are set free.
But I have always said that it's important we must make sure that justice is at all time be maintained.
And in England there has always been something deeply pro-Arab, of course, not among all Englishmen, and anti-Israeli, in the establishment. They abstained in the 1947 UN partition resolution... They maintained an arms embargo against us in the 1950s... They always worked against us. They think the Arabs are the underdogs.