The two largest challenges in using HPC are programming the HPC application itself and ensuring that you can get enough computing power to do the job.

利用HPC有两大挑战，一是HPC应用编程本身，二是确保你能获得足以完成工作的计算能力。

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Just like with your flashlight that you have at home, you sometimes have to put in several cells in series to get a higher voltage so that you can power a small light bulb.

就像你家里的，手电筒，你有时必须，放几个电池，来达到一个更高的电压，以此点亮一个小灯泡。

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If you feel a slump in the afternoon and from then on don't perform at your best, I recommend taking a short power nap to get yourself feeling alert and ready for work.

如果你到了下午觉得精神疲倦并不能保持最佳状态，我建议你打个小盹来让自己保持精力充沛做好工作准备。

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Even though the Graphics Core Next GPUs have been slightly underclocked to 825MHz, and even though they technically offer better performance per watt than a single-GPU configuration, their overall 375w power draw could still get you in trouble with your local power station.

ENGADGET: AMD's dual-GPU FirePro S10000 gobbles watts, spews out nearly 6 TFLOPs for server graphics

Can you get in the garage if the power goes out?

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Nevertheless the power you get when believing in yourself is permanent and going to change your whole life once you believe in what you can do!

UNESCO: Social and Human Sciences