Frequently play the fugues of good masters, above all, those by J. Seb. Bach. Let his “Well-tempered Harpsichord” be your daily bread. By these means you will certainly become a proficient.
Let your intimate friends be chosen from such as are better informed than yourself.
Relieve the severity of your musical studies by reading poetry. Take many a walk in the fields and woods!
From vocalists you may learn much, but do not believe all that they say.
Remember, there are more people in the world than yourself. Be modest! You have not yet invented nor thought anything which others have not thought or invented before. And should you really have done so, consider it a gift of heaven which you are to share with others.