Something that also stimulates your brain. So you just don't focus on small things or small challenges., ...
108、古人学问无遗力,少壮工夫老始成。 zài nǐ de nǎo hǎi yǒu méi yǒu yī jì piān zhōu de cè yǐn , nà shi wǒ yòng qián shì wǔ bǎi nián de qí qiú ...