Konfirmasi sepatutnyané kaitung wantah rikala punika wantah pamikolih saking asil saking prediksi sané maresiko; artosnyané, yéning, nénten polih galang manah olih teori sané kaanggé, iraga sepatutnyané ngarepang asiki kahanan sané nénten manut ring teori — asiki kahanan sané pacang nulak teori punika.
Confirmations should count only if they are the result of risky predictions; that is to say, if, unenlightened by the theory in question, we should have expected an event which was incompatible with the theory—an event which would have refuted the theory.