One character looks at another and takes control of his mental powers.

Oh, come on now - this should be easy for a person of your mental powers!

He alone can bring your moral and mental powers into a state of health.

To focus together all the things we had brought upon ourselves, seemed beyond my mental powers.

He is more probably an ordinary man outside his mental powers.

It is an excellent time to use your mental powers.

After the cause is gone, usually, full mental powers are restored.

The name refers to its early use as a test of mental powers.

Could there be any other reason why God had granted them such mental powers?

His mental powers allowed him to see through solid material.

Their mental powers are probably much below those of mammals.

If you do that for him, he will turn all his mental powers in your behalf.

"But most people need a little bit of help to harness the mental powers we all have inside."

You humans are all so impressed by my mental powers.

My mental powers have increased since I stopped using the crystals.

Nevertheless, his mental powers were clear and vigorous to the last.

Would he also be more vulnerable to the Wizard's mental powers?

A man murdered an old woman with mental powers similar to Anne's.

Prior to the start of this season, she set out to reinforce her mental powers.

For the first time, Holmes begins to doubt his own mental powers.

Nature seems to have done more for his corporeal than mental powers.

He was a man of strong common sense and of great mental powers.

In a way, she thought, that's even more unbelievable than his amazing new mental powers.

He had mental powers in a Galaxy that lacked them.

It was completed on 6 June 1925 and showed him to be still in full command of his mental powers.