Mihajlo Pupin – o početku

I kovač omekša čelik pre nego što ga zakali.

[button color=”blue” size=”small” link=”http://www.mislilac.com/?p=26722″ ]Mihajlo Pupin[/button]

[button color=”green” size=”small” link=”http://www.mislilac.com/Tema/autori/mihajlo-pupin/” ]Još misli od Mihajla Pupina[/button]

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