Roger Ascham — English Writer died on December 29, 1568

Roger Ascham was an English scholar and didactic writer, famous for his prose style, his promotion of the vernacular, and his theories of education. He acted as Princess Elizabeth's tutor in Greek and Latin between 1548 and 1550, and served in the administrations of Edward VI, Mary I, and Elizabeth I... (wikipedia)

It is costly wisdom that is bought by experience.
By experience we find out a short way by a long wandering.
Let the master praise him, and say, 'Here ye do well.' For, I assure you, there is no such whetstone to sharpen a good wit, and encourage a will to learning, as is praise.
Mark all mathematical heads which be wholly and only bent on these sciences, how solitary they be themselves, how unfit to live with others, how unapt to serve the world.
To speak as the common people do, to think as wise men do is style.