Thus ethical statements cannot be true or false in a basic way, any more than a command can be.

If statements about game rules can be true or false, why not ethical statements?

How can one approach this ethical statement from a strictly scientific/humanist viewpoint with a straight face?

An answer to any of the three example questions above would not itself be a normative ethical statement.

A route must be led, on sight, without clipping the bolt, to make an ethical statement.

Terminology aside, Stevenson interprets ethical statements according to two patterns of analysis.

His songs often make a political or ethical statement.

You're leaving to make some sort of ethical statement about Trinity, right?

But until recently, most performers haven't thought of their tours as ethical statements.

The latter is too particular to be an ethical statement (what's so special about Margaret?)