Sentence examples for it is a difficult exercise from inspiring English sources

Although it is a difficult exercise to predict the sequence of events leading to the emergence of several compensated mutations, we will explore this issue with the particularly interesting case of the SP of GDF9 in mammals.

Still, even the boldest acknowledge that it's a difficult exercise.

Durrell said it was a difficult exercise to catch enough bats to start the captive breeding programme designed to safeguard the species from being wiped out.

Presenting is a difficult exercise for most scientists, and Hertz's research offers pointers for how it can be done better.

Trying to pinpoint the level of discontent in a society is a difficult exercise.

However, scheduling and managing the global collaborated NPD process for large projects is a difficult exercise that requires much effort and experience.

"How you allocate pain is a difficult exercise, and there are no painless alternatives," Felix G. Rohatyn, the financier who helped lead the city through the 1970's, said of the current crisis.

Learning to live in peace is a difficult exercise.

Questioning the billionaire's vision is a difficult exercise.

Assessing the balance of these two forces is a difficult exercise.

Squaring those two conclusions is a difficult exercise, and perhaps evidence of the complexity of race in America.