If the words are beautiful then it can fill someone's day with happiness and positivity. We sholud be very conscious in chossing words while expressing our thoughts, feelings. Mahabharat is one of the biggest example. Even the bitter words of basic truth hurt the heart of Prince to such an extent, which resulted into a great war and cause devasted the kingdom and death of thousands. We sholud choose our words lovingly and carefully. Words has the power to build strong relationships. Word is also a part of karma. We sholud use our words wisely.