She was silent a time, her thoughts too complex for Heem to follow.

But, when it comes to a bigger and more complex thought that requires words, that's where she's had the trouble.

She gained experience getting across complex thoughts in convincing ways by editing newspapers for black readers.

There was an interpreter there, too, for the more complex thoughts.

Is this really too complex a thought for Carpenter to process?

The complex thought required by caregiving can ward off cognitive decline.

"She is controlled by a powerful brain, upon which she depends for all complex thoughts."

Around the age of one year, babies begin pointing to communicate relatively complex thoughts, including interest, desire, information, and more.

He was a simple man bound to complex thoughts.

"This is a man of very deep and complex thought," one longtime aide says.