冷酷: grim, unfeeling, callous...
假定: to assume, to suppose, supposed, so-called, assumption, hypothesis...
不以为然: not to accept as correct (idiom); to object, to disapprove, to take exception to...
章: chapter, section, clause, movement (of symphony), seal, badge, regulation, order...
小组: group...
自相矛盾: to contradict oneself, self-contradictory, inconsistent...
非: to not be, not, wrong, incorrect, non-, un-, in-, to reproach or blame, (colloquial) to insist on, simply must...
发达: developed (country etc), flourishing, to develop...
中途: midway...
结论: conclusion, verdict, to conclude, to reach a verdict...