Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life. ...

If your knees aren't green by the end of the day, you ought to seriously re-examine your life. (Bill Watterson)

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Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.

Bill Watterson Quotes: If your knees aren't green by the end of the day, you ought to seriously re-examine your life.