4.3 Typography Sans-serif: line -height OpenAI conducts fundamental, long-term research toward the creation of safe AGI. 100% OpenAI’s mission is to ensure that artificial general intelligence (AGI)—by which we mean highly autonomous systems that outperform humans at most economically valuable work—benefits all of humanity. 130% We commit to use any influence we obtain over AGI’s deployment to ensure it is used for the benefit of all, and to avoid enabling uses of AI or AGI that harm humanity or unduly concentrate power. Our primar y fiduciar y duty is to humanity. We anticipate needing to marshal substantial resources to fulfill our mission, but will always diligently act to minimize conflicts of interest among our employees and stakeholders that could compromise broad benefit . 140% The line -height recommendations are the same for both serif and sans-serif typography. Again, as a general rule of thumb, line -heights should be reduced as the type size increases.