Perchance to Dream
From Halopedia, the Halo wiki
Perchance to Dream is the twentieth piece included in the Halo: Original Soundtrack.
The piece is based on a slow paced drum beat. This lies under a simple synth melody comprised mainly of a long note and three descending shorter tones. A bridge is played twice in the piece, once in the middle, and once in the end.
It is remastered into the following:
The term "Perchance to dream" is taken from the famous "To be, or not to be" soliloquy in William Shakespeare's Hamlet. It is has since been incorporated into numerous literary, musical and dramatic works.