He who rides and keeps the beaten track studies the fences chiefly.

I had often stood on the banks of the Concord, watching the lapse of the current, an emblem of all progress, following the same law with the system, with time, and all that is madeand at last I resolved to launch myself on its bosom and float whither it would bear me.

Some hard and dry book in a dead language, which you have found it impossible to read at home, but for which you still have a lingering regard, is the best to carry with you on a journey.