Growth requires us to stretch beyond what we thought to be impossible.

The exciting breakthrough of the 21st century will occur not because of technology, but an expanding of what it means to human. concept of what it means to be human.

Almost every significant breakthrough is the result of a courageous break with traditional ways of thinking.

The past is memory. The future is imagination. All that exists is now.

Do not think that what is hard for you to master is humanly impossible; but if a thing is humanly possible, consider it to be within your reach.

The creation of a thousand forests is in one acorn.

Free will, though it makes evil possible, is also the only thing that makes possible any love or good or joy worth having.

Man is a universe in little.

Impossible is just an opinion.