limits
Beyond our limits
We extend beyond our limits, not by revving our brains like a machine or bulking them up like a muscle— but by strewing our world with rich materials, and by weaving them into our thoughts. ~ Annie Murphy Paul
Stupidity and genius
The difference between stupidity and genius is that genius has its limits.
~ Albert Einstein
Imagination is boundless
The world of reality has its limits; the world of imagination is boundless.
~ Jean-Jacques Rousseau
Discover the limits
The only way to discover the limits of the possible is to go beyond them into the impossible.
~ Arthur C. Clarke