BOOK IV OF THE OPERATION OF OPINION IN SOCIETIES AND INDIVIDUALS CHAPTER V OF THE CULTIVATION OF TRUTH Source of the aristocratical system. - The opposite principle statcd. - Subject of this chapter - of the next. - Importance of science as con- ducing - to our happiness - to our virtue. Virtue the best gift of man - proved by its undecaying excellence - by its manner of adapting itself to all siuations - cannot be effectually propagated but by a cultivated mind. - Misguided virtue considered. - Importance of science to our political improvement. THAT we may adequately understand the power and operation of opinion in meliorating the institutions of society, it is requisite that we should consider the value and energy of truth. There is no topic more fundamental to the principles of political science, or to the reasonings of this work. It is from this point that we may most perspicuously tr...