Men have a respect for scholarship and learning greatly out of proportion to the use they commonly serve.
 Henry David Thoreau, A Week on the Concord and Merrimack Rivers (1849). copy citation

Context

“And perhaps the fates had such a design, when, having stored Raleigh so richly with the substance of life and experience, they made him a fast prisoner, and compelled him to make his words his deeds, and transfer to his expression the emphasis and sincerity of his action. Men have a respect for scholarship and learning greatly out of proportion to the use they commonly serve. We are amused to read how Ben Jonson engaged, that the dull masks with which the royal family and nobility were to be entertained should be “grounded upon antiquity and solid learning.” Can there be any greater reproach than an idle learning?” source