How do I pass the test?

Hint 1 of 12:

She'll tell you the rules.

Hint 2 of 12:

The information you need is on page 7 of the Liber Ex Doctrina.

Hint 3 of 12:

Here are the answers to the riddles. To find the flowers, look in the book.

Hint 4 of 12:

"For its sweet sake..." -- True Love

Hint 5 of 12:

"Known to the priest..." -- Celibacy

Hint 6 of 12:

"If a dream is abandoned..." -- Withered Hopes

Hint 7 of 12:

"In times of grief it gives relief..." -- Consolation

Hint 8 of 12:

"It alleviates all pain and sorrow..." -- Death

Hint 9 of 12:

"It can be sweet on the tongue..." -- Falsehood

Hint 10 of 12:

"Oh, it is splendid..." -- Haughtiness

Hint 11 of 12:

"Surrounded by giants..." -- Memories of childhood

Hint 12 of 12:

"When light is dim and courage fails..." -- Hope