Never look back unless you are planning to go that way.
A man of many talents, Henry Daviod Thoreau (1817 – 1862). Among his many professions were author, poet, philosopher and historian.
I learned this, at least, by my experiment: that if one advances confidently in the direction of his dreams, and endeavours to live the life which he has imagined, he will meet with a success unexpected in common hours.
The extraordinary Henry David Thoreau (1817 – 1862), who among his many interests was a philosopher, abolitionist and historian.