It's a great way to deal with a graying population, to keep them intellectually active.

He remained intellectually active until his sudden and unexpected death.

But there never has been, nor ever will be, in that atmosphere an intellectually active people.

He was 100 and had remained intellectually active through his 97th year.

Both before and after retirement, Smith was intellectually active as a scholar, author, and columnist.

I should have aimed at making a hard-trained, capable, intellectually active, proud type of man.

He remained intellectually active until his death (in Edinburgh in 1922).

During his 31 years as president, Hall remained intellectually active.

He remained intellectually active until the very end of his life.

An intellectually active man until the last months of his life, he died of leukæmia in late 2003.