I was a workaholic in my first job for about a year, bragging how late I had to stay the previous night etc until I heard a manager I respect tell another "Some

I was a workaholic in my first job for about a year, bragging how late I had to stay the previous night etc until I heard a manager I respect tell another "Some slog, not knowing how to plan work". The person I was trying to impress was thinking all along that losers stay late.