Planning without action is futile, action without planning is fatal
— Unknown

Criticism of others is futile and if you indulge in it often you should be warned that it can be fatal to your career.
Dale Carnegie futile quote

The moralist is the person who tells people that they ought to be unselfish, when they still feel like egos, and his efforts are always and invariably futile.
— Alan Watts

The how thinker gets problems solved effectively because he wastes no time with futile ifs.
— Norman Vincent Peale

The only lesson to extract from any civil war is that it's pointless and futile and ugly, and that there is nothing glamorous or heroic about it. There are heroes, but the causes are never heroic.
— futile quotation by Anthony Minghella