The world appears, in the way that it appears, as a mental phenomenon.

Consciousness is a complex and far from universal characteristic of mental phenomena.

Though stress is a purely mental phenomenon, it can have some very serious and real effect on your physical health.

According to him the mind is divided in two main areas: acts or mental phenomena, and a physical phenomenon.

This led to some neglect of mental phenomena within experimental psychology.

It was just a mental phenomenon, a thing anchored to his yearning.

Those causes could usually be understood, but some mental phenomena were inexplicable.

Every mental phenomenon includes something as object within itself, although they do not all do so in the same way.

Having a scientific explanation for mental phenomena does not mean we should stop believing in them.

Any mental phenomena outside of her control made her feel uneasy.