"Of course that is more expensive and requires special dedication."

The driver's job is mentally challenging and requires extreme dedication.

Be warned: some aphrodisiacs require more courage and dedication than others.

Marathon training requires dedication and a good plan but it can still be fun.

And even if they do, they require total dedication.

Exercise may have to be intense and frequent, which requires dedication.

Excellence in singing may require time, dedication, instruction, and regular practice.

From violinlab.com Learning vibrato is a slow process, and requires dedication.

Show choirs, like any activity, require dedication and practice to improve performance.

For most, just reaching the point where they could quit their day jobs requires great dedication and luck.