(noun) A hole drilled or milled through something, or (by extension) its diameter. Example: "the bore of a cannon"
"Is life not a thousand times too short for us to bore ourselves?"
"Never be bored, and you will never be boring."
"Actually, depravity can be terribly boring if you don't smoke or drink."
"Passion goes, Boredom remains."
"It is absurd to divide people into good and bad. People are either charming or tedious."
"A bore is someone who deprives you of solitude without providing you with company."
"I realized then that a man who had lived only one day could easily live for a hundred years in prison. He would have enough memories to keep him from being bored"
"Never get bored or cynical. Yesterday is a thing of the past."
"The secret of being a bore is to tell everything."
"I know many books which have bored their readers, but I know of none which has done real evil."
"The truth is that everyone is bored, and devotes himself to cultivating habits."
"Men are always ready to respect anything that bores them."