Einstein: "Insanity is doing the same thing over and over again and expecting different results."መንከባለሉ የሚለውጠው ነገር የለም ልብስ ከማቆሸሽ በስተቀር
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ethioscience
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- Joined: 01 Nov 2019, 17:37
Einstein: "Insanity is doing the same thing over and over again and expecting different results."መንከባለሉ የሚለውጠው ነገር የለም ልብስ ከማቆሸሽ በስተቀር