All ceremonies are customizable. These are examples of vows you can replace the vows of the other ceremonies with if you so choose.
"[Your Name], from the moment I met you, I knew you were someone special. I promise to love you faithfully through the best and worst, through the difficult and easy, and to try to be the best [spouse/partner/other term] I can. I will celebrate your triumphs and mourn your losses as though they were my own. I will love you and have faith in your love for me, through all our years and all that may be ahead of us."
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"[Their Name], I choose you to be my [spouse/partner/other term]. To live with you and laugh with you; to stand by your side and sleep in your arms; to be joyful in good times, and struggle with you in bad; and to love you and have faith in your love for me, through the best and worst, through the difficult and easy, and to try to be the best [spouse/partner/other term] I can. I will love you and have faith in your love for me, through all our lives and all that may be ahead of us."
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"I, [Your Name], take you, [Their Name], to be my [spouse/partner/other term]. I promise to love you, to be your best friend, to respect and support you, and to share my life with you through all the days and nights of our lives."
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"[Their Name], I choose you to be no other than yourself. To live with you and laugh with you; to comfort you and to join you in sorrow; to share hopes and dreams; to celebrate life with you. I will love you and have faith in your love for me, through all our lives and all that may be ahead of us."