“Knowledge once gained casts a faint light beyond its own immediate boundaries.”

“The surest way of concealing from others the boundaries of one's own knowledge is not to overstep them.”

“For a breeze of morning moves,
And the planet of Love is on high,
Beginning to faint in the light that she loves
On a bed of daffodil sky,
To faint in the light of the sun she loves,
To faint in his light, and to die.”

“Knowledge about things beyond our immediate environment may be acquired through deduction, if the initial premises are believed to be correct.”

“I’m afraid of love, because it involves things that are beyond our understanding; it sheds such a brilliant light, but the shadow it casts frightens me.”

“The Sea, once it casts its spell, holds one in its net of wonder forever.”

“You can predict exactly what a machine will do if you have sufficient knowledge of it. A machine cannot go beyond the limitations of its design. The man-machine fears death because a machine cannot see beyond its own destruction.”

“Beyond his own sure knowledge, he had not a shred of proof.”

“Once you see the boundaries of your environment, they are no longer the boundaries of your environment.”

“Every serious novel is, beyond its immediate thematic preoccupations, a discussion of the craft, a conquest of the form, a conflict with its difficulties and a pursuit of its felicities and beauty.”