回答下列各题: Looking back on my childhood,I am convinced thatnaturalists are born and not made.Al-though we werebwught up in the same way,my bwthers and sisters soonabandoned theirpressed flowers and insects.Unlike them,I had no ear for music and languages.I wasnot anearly reader and I could not do mental arithmetic. Before World War I we spent our summerholidays in Hungary.I have only the dim memry 0f tlle house we lived in,of my room and my toys.Nor do I recallclearly the large family ofgrandparents,aunts,uncles and cousins who gathered next door.ButI do have a crystalclearmemory of the dogs,the farmanimals,the local birds,andabove all,the insects. I am a naturalist,not a scientist.I have a strong love of the natural world and my enthusiasmhad ledme into varied investigations.I love discussing myfavorite topics and enjoy burning themidnight oil while reading about otherpeople’s observations and discoveries.Then somethinghap-pens that brings these observations together in my conscious mind.Suddenly you fancy you flee theanswer to the riddie,because it all seems to fit together.Thishas resulted in my publishing 300 -pets,and books,which some might honour with the title of scientific research. But curiosity,a keen eye,a goodmemory and enjoyment of the animal and plant world donot make a scientist:one the outstanding and essential qualities required isself-discipline,aquality I lack.A scientist requires not only self-discipline but hard training,determination anda goal.A scientist,up to a point,can be made.A naturalist is born.If you can combinethetwo,you get the best of both wodds. The author can’t remember his relativesclearly because_________.