Who believed that if a person found and achevied his function in life he be truly happy?

What is the most celebrated piece of japanese literature and who was its author? why is it important in the literary world? (around 1000 ad by a woman)

How did its location near the sea most contribute to the growth of ancient greece? a.by supplying water for irrigating crops b.by providing easy access to trade routes c.by creating a natural barrier from enemies d.by generating power for watermills

Which suggests the most critical aspect of the peak oil theory? 1) controversy rages over rumors that the fracking lobby in washington has influenced the statistics. 2) supporters and critics argue endlessly over the rate of extraction and shape of the bell curve. 3) saudi arabia will soon have to begin fracking, leading to protests and further destabilization. 4) a new oil discovery means a fresh peak cycle, making that region the target of aggressors.