He is now resting in peace.

My dog is very smart.

I recognize that person's face.

I recognize that person's face.

He quickly jotted down the important things in his memo.

I always make a memorandum so that I don't forget important things.

I vaguely remember his name, I can't fully recall it.

I have a vague memory of the entire poem.

I have a vague memory of his name, I can't remember it completely.

I feel like I remember seeing that person somewhere.