The document provides tips for finishing a PhD thesis by breaking it down into smaller, manageable parts and establishing a regular writing schedule. It acknowledges common excuses graduate students use to avoid writing, such as needing to do more reading or only being able to write at certain times, and advises treating writing like a regular activity done every day. The document also notes that the greatest scientists had trouble finishing their work and advocates writing daily to make productive use of time rather than waiting for bursts of inspiration.