It has been so written, for the most part, that the times it describes are with remarkable propriety called dark ages. They are dark, as one has observed, because we are so in the dark about them.
Henry David ThoreauMany a poor sore-eyed student that I have heard of would grow faster, both intellectually and physically, if, instead of sitting up so very late, he honestly slumbered a fool's allowance.
Henry David ThoreauBooks of natural history aim commonly to be hasty schedules, or inventories of God's property, by some clerk. They do not in the least teach the divine view of nature, but the popular view, or rather the popular method of studying nature, and make haste to conduct the persevering pupil only into that dilemma where the professors always dwell.
Henry David ThoreauMy desire for knowledge is intermittent; but my desire to bathe my head in atmospheres unknown to my feet is perennial and constant. The highest that we can attain to is not Knowledge, but Sympathy with Intelligence. I do not know that this higher knowledge amounts to anything more definite than a novel and grand surprise on a sudden revelation of the insufficiency of all that we called Knowledge before,—a discovery that there are more things in heaven and earth than are dreamed of in our philosophy.
Henry David Thoreau