Human Decision-making Is Complex. On Our Own,

There Has Been Opposition To Experimenting On Animals For A Long Time. This Opposition Has Made Little Headway Because Experimenters, Backed By Commercial Firms That Profit By Supplying Laboratory Animals And Equipment, Have Been Able To Convince Legislators And The Public That Opposition Comes From Uninformed Fanatics Who Consider The Interests Of Animals More Important Than The Interests Of Human Beings.

Lay Off With The 'you Reason, So You Don't Feel' Stuff, Please. I Feel, But I Also Think About What I Feel. When People Say We Should Only Feel I Am Reminded Of Göring, Who Said 'i Think With My Blood.' See Where It Led Him.

Of All The Arguments Against Voluntary Euthanasia, The Most Influential Is The Slippery Slope: Once We Allow Doctors To Kill Patients, We Will Not Be Able To Limit The Killing To Those Who Want To Die.

In Appropriate Circumstances We Are Justified In Using Humans To Achieve Goals (or The Goal Of Assisting Animals).

Unfortunately For Ethical Egoism, The Claim That We Will All Be Better Off If Every One Of Us Does What Is In His Or Her Own Interest Is Incorrect. This Is Shown By What Are Known As "prisoner's Dilemma" Situations, Which Are Playing An Increasingly Important Role In Discussions Of Ethical Theory... At Least On The Collective Level, Therefore, Egoism Is Self-defeating - A Conclusion Well Brought Out By Parfit In His Aforementioned Reasons And Persons.