Mark Harmon’s quote on kindness, hard work and staying grounded

A lesson in common kindness

Harmon is known for playing Leroy Jethro Gibbs on NCIS, a role that helped anchor a major franchise. His television work has also included Chicago Hope, The West Wing, NCIS: New Orleans and NCIS: Origins, along with films such as Freaky Friday and Chasing Liberty.

In a 2019 People interview, Harmon discussed advice from his late father, Tom Harmon, an actor and sports broadcaster. He said people should offer common kindness without judging others by their status or profession. Harmon added, “You have to stay honest.”

Prepare for opportunity

Harmon also connected hard work with personal development. He said people should be ready when opportunities arise, even if they cannot know when that will happen, and should use the time before then to invest in themselves.

He described paying attention to details and treating luck as something earned. The article presents this outlook as part of the steady work ethic behind his acting career.

Advice across the years

In a 2017 interview with TV Insider, Harmon named James Garner as a mentor and recalled Garner’s focus on sustaining a career over time. Harmon said he never forgot the lesson of aiming for longevity rather than chasing the top spot.

In 2019, Harmon told People he valued practice and repetition, and that doubt could motivate him to improve. In a 2024 interview with The Hollywood Reporter, he discussed looking for stories for his second book, Ghosts of Panama, and said an idea for a third book had emerged, though he had not committed to it.

Kindness in action

Harmon’s advice about kindness was not only theoretical, the article says. It reports that he helped rescue two teenagers trapped in their car after a crash in January 1996, citing CBS. Taken together, his comments emphasize treating people with basic civility, preparing for opportunities and focusing on long-term growth.