Rembrandt made this etching of himself at a window in 1648, capturing a quiet moment of self-reflection. For ordinary people, windows were rare luxuries—expensive to build and heat—making this image a window (literally) into a prosperous household's private life.
You lean toward the glass panes and see him there—pen in hand, studying his own face in the mirror's glint. The light catches the edge of his cheek, his hair, the folds of his sleeve. He's not posing for anyone but himself, and somehow that makes you feel like you've caught him thinking.
Reflect
When do you look at your own reflection, and what are you really looking for?