A philosophical and sophisticated creature,who wants nothing

英语翻译
是这句话下面的几个小段：Some of the philosophical concepts which from the bases for environmental analyses are as follows.
1.Authenticity.Whatever the infomation being sought,it is vitally important to obtain an authentic sample which represents the particular system being investigated.In fact,the ability to obtain an authentic sample is probably one of the most difficult aspects of any environmenatal analysis due to the considerable complexity and heterogeneity of most environmental systems.
2.Detection limits.A statement of the detection limits which can be attained by the analytical method being employed must always be included in providing the results of any environmental analysis.This is because considerable confusion exists about the meaning of a "zero" level of concentration.In fact,it is probably never possible to state that none of the atoms or molecules of the species in question are present so that no true zero exists.

求助一道英语词汇题
Apart fromphilosophical and legal reasons for respecting patients’ wishes,there areseveral practical reasons why doctors should ________ to involve patients intheir own medical care decisions.
A) enforce
B) enhance
C) endeavor
D) endow
请问整个句子怎么翻译?

英语翻译
This essay is to be seen as neither a philosophical nor a historical treatise on anthropological epistemology but rather as a somewhat lighthearted exploration of the emotional dimension of one stage of the anthropological entherprise,one that heretofore has not received much attention.