[Continuation of why a person should learn some Torah by heart]

5. Even if a person learns something only once, he has already performed the scriptural mitzva of learning Torah and has acquired a protecting angel. If he learned it several times until he knows it by heart, surely that Torah will protect him in the next world from terrible suffering and will grant him eternal life.

The need to learn something by heart is not only for young people, but especially for older people who don’t know how long their eyesight will enable them to read, and also because they are more aware of the need to speak up when the Heavenly Tribunal will ask, ‘let us hear what you learned’.