Tsab xov xwm hais txog Hom nqi hluav taws xob
Vim li cas cov yas thiaj li tiv thaiv cov yas tab sis nyiam cov iav? Yog tias koj txhuam cov yas rau ntawm cov plaub hau qhuav thiab coj cov yas mus rau ntawm cov ntawv me me, cov yas rub cov ntawv. Vim li cas cov yas kuj tseem rub cov ntawv uas tsis tau txhuam nrog lwm yam khoom? Koj yuav nkag siab thiab tuaj yeem piav qhia txog cov laj thawj rau qhov xwm txheej uas cov iav, yas, daim ntawv lossis lwm yam khoom ntsib raws li tau tshuaj xyuas saum toj no tom qab koj kawm txog cov nqi hluav taws xob thiab nkag siab txog cov kev tshuaj xyuas hauv qab no.
Cov yas uas raug txhuam nrog cov plaub hau rub iav raug txhuam nrog daim ntaub. Cov yas thiab iav zoo nkauj, yog li cov yas thiab iav txawv cov nqi hluav taws xobYog tias ib yam khoom tawm tsam yas tab sis rub iav, nws muaj lub zog zoo ib yam li lub zog ntawm daim iav. Ntawm qhov tod tes, yog tias ib yam khoom tawm tsam iav tab sis rub yas, nws muaj lub zog zoo ib yam li lub zog ntawm daim yas.
Benjamin Franklin (1706-1790), ib tug thawj coj hauv tebchaws Meskas thiab kws tshawb fawb, tau hais kom muab ob hom nqi no hu ua cov nqi zoo thiab cov nqi tsis zoo.
Ntxiv mus, nws hu cov hluav taws xob hauv iav ua ib qho hluav taws xob zoo thiab cov hluav taws xob hauv yas ua ib qho hluav taws xob tsis zoo. Cov khoom uas raug them uas thawb lub iav uas raug them yuav tsum muaj hluav taws xob zoo vim tias cov hluav taws xob zoo sib xws thawb ib leeg. Ntawm qhov tod tes, cov khoom uas raug them uas rub lub iav uas raug them yuav tsum muaj hluav taws xob tsis zoo vim tias cov hluav taws xob sib txawv rub ib leeg.
Ib yam li ntawd, cov khoom uas muaj roj uas thawb cov yas uas muaj roj yuav tsum muaj roj tsis zoo vim tias cov roj zoo sib xws thawb ib leeg. Ntawm qhov tod tes, cov khoom uas muaj roj uas rub cov yas uas muaj roj yuav tsum muaj roj zoo vim tias cov roj sib txawv rub ib leeg.
Yuav ua li cas them ib yam khoom
Cov khoom uas thaum xub thawj tsis muaj hluav taws xob lossis tsis muaj hluav taws xob them tau tuaj yeem them hluav taws xob siv ntau txoj hauv kev, uas yog los ntawm kev sib txhuam thiab los ntawm kev siv induction.
