Daniel Defoe was famous as the author of Robinson Crusoe, which depicted struggles by a man, called Robinson Crusoe, shipwrecked and stranded alone on a deserted island. His obsess- ional thoughts about errand voyage and adventurous inclination and obstinate streak in his character made him deaf to all his parents' expostulation and entreaties and finally broke away from home stealthily against their will and set himself as a sailor and a trader. In his third voyage a misfortune befell him: he was shipwrecked on a South American island. So the protagonist began his ordeal and survived for 28 years or thereabouts by dint of self-reliance, hard work and tenacity.

On my analysis, the two main reasons for Robinson Crusoe' survival are as follows: from the subjective angle, Robinson' personality and ingenuity; and from the objective angles, the supplies, especially the tools and arms obtained from the wrecked ship.

Then...