inward

Deeply engaged with a sort of inward contemplation, Valentine had ceased for a moment to join in the conversation.

Sherlock Holmes’s eyes glistened, his pale cheeks took a warmer hue, and his whole eager face shone with an inward light when the call for work reached him.

The roadway was blocked with the immense stream of commerce flowing in a double tide inward and outward, while the footpaths were black with the hurrying swarm of pedestrians.

Seldom in any human head have I seen a pair which bespoke a more intense inward life, so bright were they, so alert, so responsive to every change of thought.