The two major challenges for ...

The two major challenges for the 21st century are to improve the economic situation of the majority and save as much of the planet as we can.
The two major challenges for the 21st century are to improve the economic situation of the majority and save as much of the planet as we can.
 E. O. Wilson

More phrases

We are in a survival mentality, and that's hard-wired into our humanity, because we are the winners of an evolutionary struggle of millions and millions and millions of years.
 John Shelby Spong
There is an ocean of endless opportunities, and there are so many things that one can do. I'm so fortunate that I've grown up with this sort of a philosophy and mentality.
 Hafez Nazeri
I like to challenge hitters with a 'Here it is, hit it,' mentality. It's definitely a big part of my game, especially when I get in situations where I need it. I usually save a little bit so it's there for me.
 Justin Verlander
Sala-manda-stron, look out here we come, A thief a warrior and a mole. Though the quest may take its toll, We'll march until we reach our goal,
 Brian Jacques
A warrior takes his lot, whatever it may be, and accepts it in ultimate humbleness. He accepts in humbleness what he is, not as a grounds for regret but as a living challenge.

Quotes from the same author

The second half of the 20th century was a golden age of molecular biology, and it was one of the golden ages of the history of science. Molecular biology was so successful and made such a powerful alliance with the medical scientists that the two together just flourished. And they continue to flourish.
 E. O. Wilson
Each of these [bacterial] species are masterpieces of evolution. Each has persisted for thousands to millions of years. Each is exquisitely adapted to the environment in which it lives, interlocked with other species to form ecosystems upon which our own lives depend in ways we have not begun even to imagine.
 E. O. Wilson
Consider the nematode roundworm, the most abundant of all animals. Four out of five animals on Earth are nematode worms — if all solid materials except nematode worms were to be eliminated, you could still see the ghostly outline of most of it in nematode worms.
 E. O. Wilson
In the attempt to make scientific discoveries, every problem is an opportunity — and the more difficult the problem, the greater will be the importance of its solution.
 E. O. Wilson
Far more important throughout the rest of science is the ability to form concepts, during which the researcher conjures images and processes by intuition.
 E. O. Wilson