What you leave behind is not what is engraved in stone monuments, but what is woven into the lives of others.”

If we worked on the assumption that what is accepted as true really is true, then there would be little hope for advance.”

We cannot solve our problems with the same thinking we used when we created them.”

The difficulty lies not in new ideas but in escaping old ones”

You never really change things by fighting the existing reality. To change something, build a new model that makes the existing model obsolete”

Fitting in and avoiding conflict is not how ideas evolve. Ideas evolve by standing out.”