The really important kind of freedom involves attention, and awareness, and discipline, and effort, and being able truly to care about other people and to sacrifice for them, over and over, in myriad petty little unsexy ways, every day. That is real freedom. The alternative is unconsciousness, the default-setting, the “rat race” — the constant gnawing sense of having had and lost some infinite thing.
From his commencement speech to the graduating class at Kenyon College in 2005.
The whole speech is well worth your time.