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William Shakespeare 699
English playwright and poet 1564–1616Related quotes
“If I do not waste time, I am wasting my time.”
#146
Vectors: Aphorisms and Ten Second Essays (2001)
“time wasted is not always a waste of time.”
Source: Seaside

“The time you enjoy wasting is not wasted time.”
From Marthe Troly-Curtin's Phrynette Married (1912). Misattributed to Bertrand Russell due to an ambiguous entry in Laurence J. Peter's Peter’s Quotations: Ideas for Our Time (1977) http://quoteinvestigator.com/2010/06/11/time-you-enjoy/
Misattributed

Homecoming saga, The Ships Of Earth (1994)

“Wasting time with the wrong person is just time wasted.”
Source: He's Just Not That Into You: The No-Excuses Truth to Understanding Guys