Knowledge is mostly the outcome of education . A truly educated man is a good citizen of the country . When he wants to lead a happy and useful life , he also wants the same kind of life for others . Knowledge is not enough to gain this object . He must also possess the wisdom to make the best use of knowledge . Knowledge must be wedded with wisdom for a meaningful life . 2. While eating food we should bear in mind that we do not eat just to satisfy hunger or to fill the belly . We eat to preserve our health . For good health we need good food . Sometimes it so happens that people who live even in the midst of plenty do not eat the foods they need for good health , because they have no knowledge of the science of health and nutrition . They do not know how to select a balanced diet from the many foods that are available to them . One of the main reasons of malnutrition in Bangladesh is our lack of knowledge of nutrition . Again , the poor and illiterate people in our country generally think that good and nutritive food means a costly food . They do not know that whatever they get could be good and nutritive if they could select the food items wisely to make it a balance one
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The very important to ones