Transportation, which provides access to medical care, shopping, and employment, proves absolutely essential.

These years were to prove essential to his further literary development.

The hotel quickly became overloaded, the construction of a college proved essential, it was made in 1960.

"And that is going to prove essential in judging his proposals."

They proved essential for the workings of an industrial society.

This association was to prove essential to List's future development.

The closet proved essential to his kitchen plan by providing more space, and water access, on the wall where he wanted the sink.

Besides, if she had any hope of recovering the piece, speed could prove essential.

This has proven essential to avoid the possible further spread of the disease on the continent.

Good cooperation so far has proved essential to maintain peace in this area.