There's something to be said of saying something that comes from the heart, though. Don't you think?
My Tip for You Today: write an invocation from your own heart to your patron God or matron Goddess. Do a little research if you need to, but come up with your own words, saying what you feel you want to say to them.
It doesn't have to be fancy, it doesn't have to rhyme... heck, you don't even need to tell it to anyone, ever. It can be your personal invocation for your daily devotions or monthly esbats.
Some books and websites on Wicca get so wrapped up in all things magic or new age-- from astrology to crypto-zoology. It's so easy to forget that at the heart of Wicca is the relationship with deity that's important.