Sentence examples for tough endeavor from inspiring English sources

Sustaining such a long book is a tough endeavor, and every so often his prose slackens into inert phrases ("his mind would be tumbling like a dryer").

As if being in the military wasn't a tough enough endeavor.

The afternoon activity was to build a trampoline, which proved a tougher design endeavor than a mere space capsule.

As of this moment, however, Brent crude is selling at $33 per barrel, one-third of its price 18 months ago and way below the break-even price for most unconventional "tough oil" endeavors.

This "self-making" endeavor requires tough work, and it requires that we undertake an ongoing journey.

With all these areas of involvement, preparing for the N.B.A. finals, which started Wednesday at the Staples Center in Los Angeles, was a daunting logistical endeavor, made even tougher by the fact that it had to be done on short notice.

But truly, having an impact on an 18-22 year old boy's life, helping the boy become a man, it's tough to find another field of endeavor that gives you greater satisfaction than that.