Why cant you make curved lines? Something so basic, but not possible?

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e.g. happy, confident, thankful, excited kidding, amused, unsure, silly indifferent, undecided, unconcerned sad, anxious, confused, frustrated

e.g. happy, confident, thankful, excited kidding, amused, unsure, silly indifferent, undecided, unconcerned sad, anxious, confused, frustrated

e.g. happy, confident, thankful, excited kidding, amused, unsure, silly indifferent, undecided, unconcerned sad, anxious, confused, frustrated

e.g. happy, confident, thankful, excited kidding, amused, unsure, silly indifferent, undecided, unconcerned sad, anxious, confused, frustrated

e.g. happy, confident, thankful, excited kidding, amused, unsure, silly indifferent, undecided, unconcerned sad, anxious, confused, frustrated