Though he thought it through, it still failed. Check your spelling of KS3 words beginning at th.
"As a single footstep will not make a path on the earth, so a single thought will not make a pathway in the mind. To make a deep physical path, we walk again and again. To make a deep mental path, we must think over and over the kind of thoughts we wish to dominate our lives." - Henry David Thoreau.
Thoreau's description of creating mental pathways refers to the way in which habits are developed. These can be physical habits, such as those which create a path on the ground, and mental habits, such as those which shape a person's view of the world.