[NOTE: The complete sutta gives similes for the five hindrances as well as a simile of a mind without hindrances. If you have time it is worth reading the whole sutta. We can contemplate these similes not only in regards to memorization but also meditation in general.]
At Sāvatthī.
Then Saṅgārava the brahmin went up to the Buddha, and exchanged greetings with him. When the greetings and polite conversation were over, he sat down to one side and said to the Buddha:
“What is the cause, Master Gotama, what is the reason why sometimes even hymns that are long-practiced don’t spring to mind, let alone those that are not practiced? And why is it that sometimes even hymns that are long-unpracticed spring to mind, let alone those that are practiced?”
“Brahmin, there’s a time when your heart is overcome and mired in sensual desire and you don’t truly understand the escape from sensual desire that has arisen. At that time you don’t truly know or see what is good for yourself, good for another, or good for both. Even hymns that are long-practiced don’t spring to mind, let alone those that are not practiced.
Suppose there was a bowl of water that was mixed with dye such as red lac, turmeric, indigo, or rose madder. Even a person with clear eyes checking their own reflection wouldn’t truly know it or see it.
In the same way, when your heart is overcome and mired in sensual desire … Even hymns that are long-practiced don’t spring to mind, let alone those that are not practiced.…
Read the entire translation of Saṁyutta Nikāya 46.55 Saṅgāravasutta: With Saṅgārava by Bhikkhu Sujato on SuttaCentral.net.
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