A clause at the beginning of a constitution or statute explanatory of the reasons for its enactment and the objects sought to be accomplished . See Townsend v. State, 147 Ind. 024, 47 N. E. 19, 37 L. R. A. 294. 62 Am. St Rep. 477; Fenner v. Luzerne County, 167 Pa. 632. 31 Atl. 862; Lloyd v. Urison, 2 N. J. Law. 224; Coverdale v. Edwards, 155 Ind. 374, 58 N. E. 495.