If you say it loud enough you'll always sound precocious. All love shifts and changes. I don't know if you can be wholeheartedly in love all the time. It is not enough to reach for the brass ring. You must also enjoy the merry go round.
Some people regard discipline as a chore.
For me, it is a kind of order that sets me free to fly. Perseverance is failing nineteen times and succeeding the twentieth. Scroll down for sources of quotations and special search engines. Choose from a dozen bookstores in English, French and German. Search the Web.