Think ... in reply ... Nice cliche, rationalization at its finest.
Yendu in counter reply ... I'm sorry, but rationality can lead to anything. It's not a cliche.
Think's final reply ... If rationality can lead to anything, it can lead to a rational ethics.
Your cliche is now proven worthless.
QED
I was careless! I admit it. Rationality can't lead to morality. What I meant was that rationality can be used with any morality, and as such can lead to any outcome (including killing off millions of innocent people). You are on the wrong track if you believe morality can be derived from rationality.