The question of actuality of philosophy for humanity in XXI-th century is examined in the article. The role of philosophy consists in the search of methods and styles of reasoning which allow the man to make decisions in new and unusual for him terms. In works of representative of analytical philosophy G.E. Moore the search for interrelation between intuition and mind as the sources of human actions is carried out. Actuality of Moores philosophy consists in the special method of reasoning which gives a glance on preconditions of human acts from a new side.