1.明德修身(Highlightingthecultivationofmoralcharacter)

Explanation:Thishorizontalinscriptionemphasizestheimportanceofself-cultivationforindividualswhoseektounderstandtheprinciplesofnatureandtogovernacountrywithsincerity.Itechoesthethemeoftheuppercouplet,whichfocusesonthepursuitofknowledgeandthecultivationoftheheart.Italsoconnectstothelowercouplet,where"liBo"and"ZhuXi"representrenownedscholarswhoembodythevirtuesofintegrityandintellectualdevelopment.

2.文治武功(Highlightingthebalanceofcivilandmilitaryachievements)

Explanation:Thishorizontalinscriptionemphasizesthenecessityofbothintellectualandpracticalskillsineffectivegovernance.Itcomplementstheuppercouplet,whichmentionstheimportanceofsincereintentionsingoverningacountry.Additionally,itresonateswiththelowercoupletbymentioningthegreatscholarsoftheTangandSongdynastiesandtheircontributionstothedevelopmentofacademies,symbolizingthesignificanceofbothculturalandmartialaspectsinsocietalprogress.

3.志存高远(Aspiringtoloftinessandgreatness)

Explanation:Thishorizontalinscriptionsignifiesthepursuitofloftygoalsandideals.Italignswiththeuppercouplet'scalltoexaminethingswithasincereheart,highlightingtheimportanceofseekingtruthandknowledgewithnobleintentions.Italsoresonateswiththelowercouplet'sreferencestoLiBoandZhuXi,whoembodyaspiritofintellectualinquiryandthepursuitofexcellence.

4.集思广益(Gatheringdiverseopinionsformutualbenefit)

Explanation:Thishorizontalinscriptionemphasizesthevalueofcollectingvariousperspectivesforthebettermentofsocietyandgovernance.Itconnectstotheuppercouplet'semphasisonthestudyofnaturalprinciplesandsincereintentions,underscoringtheneedforbroad-mindednessandopennessinintellectualpursuits.Moreover,itresonateswiththelowercouplet'smentionofLiBoandZhuXi,whorepresentdifferentintellectualtraditionsandcontributions,highlightingtheimportanceofembracingdiverseideas.

5.沉磐青天(Immersinginthevastexpanseofknowledge)

Explanation:Thishorizontalinscriptionsignifiesthedeepimmersioninthepursuitofknowledgeandtheexplorationofthemysteriesoftheuniverse.Itcomplementstheuppercouplet'scalltoscrutinizetheworldwithasincereheart,emphasizingtheimportanceofdelvingintoprofoundknowledge.Italsoresonateswiththelowercouplet'smentionofYunquan(CloudSpring),symbolizingthecontinuousnourishmentofintellectualdevelopmentandtheendlessquestforenlightenment.

(明德修身)(文治武功)(志存高远)(集思广益)(沉磐青天)