It takes something more than intelligence to act intelligently.

The line draws a sharp distinction between possessing intellect and exercising sound judgment. Dostoyevsky’s fiction repeatedly shows brilliant minds undone by pride, obsession, moral evasions, or emotional turmoil—suggesting that “acting intelligently” requires more than raw brainpower. It implies the need for character (humility, self-control), ethical orientation, and practical wisdom: the capacity to weigh consequences, understand people, and govern one’s impulses. In this sense, intelligence is a tool, but intelligent action depends on how that tool is directed—by conscience, experience, and an integrated self rather than by cleverness alone.