Sentence:  I have neither the scholar's <WSD>melancholy</WSD>, which is emulation; nor the musician's, which is fantastical; nor the courtier's, which is proud; nor the soldier's, which is ambitious; nor the lawyer's, which is politic; nor the lady's, which is nice; nor the lover's, which is all these; but it is a <WSD>melancholy</WSD> of mine own, compounded of many simples, extracted from many objects, and, indeed, the sundry contemplation of my travels; in which my often rumination wraps me in a most humorous sadness. 
Meaning of the word marked with <WSD> tags:  Great sadness or depression, especially of a thoughtful or introspective nature.