The only way to improve is through hard work and dogged perseverance.
要更上一层楼，唯一的途径就是艰苦奋斗，不屈不挠。
《牛津词典》
2
For group decision-making to work well, you need a way to sort through the various options they propose: and you need a mechanism to narrow down these options.
Iconoclasts, either because they were born that way or through learning, have found ways to work around the perceptual shortcuts that plague most people.