Regardless of how old you may be, there are undoubtedly many fields of knowledge that you would like to investigate, but you realize that you will simply not live long enough to do so.
Sõltumata sellest, kui vana sa praegu oled, mõlgub sul meeles kindlasti palju valdkondi, mida sa tahaksid põhjalikumalt uurida, ent sa ilmselt mõistad, et su elu lihtsalt pole nii pikk, et kõike teada saada.