Utterly bleak and black is not the sum of realism. All the other colors are real, too.

In mysticism, knowledge cannot be separated from a certain way of life which becomes its living manifestation. To acquire mystical knowledge means to undergo a transformation; one could even say that the knowledge is the transformation. Scientific knowledge, on the other hand, can often stay abstract and theoretical. Thus most of today’s physicists do not seem to realize the philosophical, cultural and spiritual implications of their theories.

This is the most important thing I will ever say to you. The human mind is the ultimate testing device. You can take all the notes you want on the technical data, anything you forget you can look up again, but this must be engraved on your hearts in letters of fire. There is nothing, nothing, nothing, more important to me in the men and women I train than their absolute personal integrity. Whether you function as welders or inspectors, the laws of physics are implacable lie detectors. You may fool men. You will never fool metal. That’s all.

One step at a time, I can walk around the world. Watch me.

One foot in front of the other, wasn't that the grownup way of solving problems? Surely he ought to be a grownup at his age.

Mia Maz glanced aside in concern at his muffled snort. "Are you all right?" "Yes. Sorry," he whispered. "I'm just having an attack of limericks." Her eyes widened, and she bit her lip; only her deepening dimple betrayed her. "Shhh," she said, with feeling.

Poets speak of hope in ladies smiles, but give me a smirk any day, I say.