"Oh, if it be to choose and call thee mine, love, thou art every day my Valentine!"

In this quote, the speaker is expressing their deep love and dedication for someone. They are stating that if they had the choice, they would choose this person to be theirs and call them their own. The use of the word "Valentine" suggests that this individual holds a special place in the speaker's heart, not simply on Valentine's Day, however every day. The speaker sees this individual as their true love and cherishes them every day. This quote communicates a sense of pure and steadfast love, revealing that the speaker's sensations for this person are continuous and unvarying.