The hardest part of raising a child is teaching them to ride bicycles. A father can only ride beside the bicycle or stand yelling directions while the child falls. A shaky child on a bicycle for the first time needs both support and freedom.
Source: What Shall We Wear to This Party?.
-- Sloan Wilson, (May 8 1920-2003), US novelist; He is best known for his novel The Man in the Gray Flannel Suit.