Tennis is not like basketball, for example, where the greatest players, male and female, have tested themselves against the best, in structured systems but also challenging playgrounds in spare time.
With plenty of time to spare, these challenges now felt more like brainteasers to solve than stressors.
"We've learned very valuable lessons from our Fairphone 1 spare parts challenges that will help shape our approach going forward," he added.
Spare me the claptrap about bloggers and podcasters boldly challenging the media establishment.
He said trading remained "challenging and volatile" as Britons opted to spend spare cash on eating out and other leisure pursuits.
Trainees have limited spare capacity in their current work schedules and found the additional training time burden extremely challenging.
At least Federer, who also trails Nadal, 14-7, head-to-head and has a one-handed backhand, will be spared that challenge.
However, another controversial project – the New Acland mine, which is subject to a pending land court ruling – will not be spared further challenges.
And they have been spared the challenges of trying to reconfigure existing space or the headaches associated with remodeling, said Diana L. Parker, a director at Cushman & Wakefield of Florida.
The country's women social entrepreneurs were not spared from challenges specially during starting-up phase.
