The question is: why don’t pronounce the blessing of shechiyanu upon getting married? We normally recite it when we attain something new in our lives?
Rav Avraham Pam zt”l provides a beautiful answer to this. Normally, when we buy something new, it has a sweet excitement on the day that we acquired it. However, that freshness and inspiration dwindles every day. Hence, we recite the beracha of shechiyanu at the time of the climax of our feelings of excitement. However, in regards to marriage, the wedding is only the beginning…..