WIST

Work expands so as to fill the time available for its completion.

Cyril Northcote Parkinson (1909-1993) British historian and writer
Parkinson’s Law (1957)

Perfection of planning is a symptom of decay. During a period of exciting discovery or progress, there is no time to plan the perfect headquarters. The time for that comes later, when all the important work has been done. Perfection, we know, is finality; and finality is death.

Cyril Northcote Parkinson (1909-1993) British historian and writer
Parkinson’s Law, “Plans and Plants” (1958)